When it comes to the given code, we have to create code that assigns the value of the greater distance to the distancePointer. If the two distances are the same, then we have to set the pointer to a nullpr.
The code can be completed with these steps: Create a pointer distancePointer for double type. Then, Assign it to the address of distance1.
After that, compare distance1 with distance2, and if distance2 is greater, then assign the address of distance2 to distance Pointer instead of distance1.
If distance1 is greater, do not change the value of distancePointer and if distance1 and distance2 are equal, assign distancePointer to a nullptr. Finally, output the greater distance. Here is the code for the same.Example
#include
#include
using namespace std;
int main() {
double distance1;
double distance2;
double* distancePointer;
cin >> distance1;
cin >> distance2;
distancePointer = &distance1;
if (distance2 > distance1) {
distancePointer = &distance2;
}
else if (distance1 == distance2) {
distancePointer = nullptr;
}
if (distancePointer == nullptr) {
cout << "The distances are the same." << endl;
}
else {
cout << fixed << setprecision(1) << *distancePointer << " is the greater distance." << endl;
}
return 0;
}
The output of this code for the input 37.5 42.5 should be “42.5 is the greater distance.”.
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A technique to search for small "nuggets" of information from the vast quantities of data stored in an organization's data warehouse, using technologies such as decision trees and neural networks, is called:
The technique to search for small "nuggets" of information from an organization's data warehouse using technologies such as decision trees and neural networks is called Data Mining.
Data Mining is a process of discovering patterns, relationships, and insights from large volumes of data. It involves applying various statistical and machine learning techniques to extract valuable information or knowledge that may not be readily apparent. Decision trees and neural networks are commonly used algorithms in data mining.
Decision trees are tree-like models that break down data into smaller and more manageable subsets based on different criteria or attributes. They can be used to classify data or make predictions by following a series of decision rules derived from the data.
Neural networks, on the other hand, are computational models inspired by the structure and function of the human brain. They consist of interconnected nodes or "neurons" that process and analyze input data to produce desired outputs. Neural networks are particularly effective for recognizing complex patterns and relationships within data.
By leveraging data mining techniques, organizations can uncover hidden patterns, correlations, and trends that can provide valuable insights for decision-making, optimization, and predictive analytics. It allows organizations to transform raw data into actionable knowledge and make data-driven decisions.
Data mining, employing techniques like decision trees and neural networks, enables organizations to extract meaningful information and discover valuable insights from vast amounts of data stored in data warehouses. By uncovering these "nuggets" of information, organizations can gain a competitive advantage, improve business processes, enhance customer experiences, and make more informed decisions based on data-driven evidence. Data mining plays a crucial role in various fields, including marketing, finance, healthcare, and manufacturing, helping organizations unlock the true potential of their data assets.
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rank the following gases in order of decreasing rate of effusion. rank from the highest to lowest effusion rate. to rank items as equivalent, overlap them.
It means that the gas with the lowest molecular weight will have the highest effusion rate.
What has the highest rate of effusion?The given gases' effusion rates are listed in order from highest to lowest. The effusion rate of a hydrogen molecule is the highest, whereas that of a hydrocarbon is the lowest.
A gas will effuse faster when it is lighter and more slowly when it is heavier. Helium (He) will have the highest rate of effusion since it has the lowest molecular weight (atomic weight, in this example).
The following equation can be used to compare the rate of effusion for two gases: The effusion rates in this case are inversely related to the square root of the gas molecules' masses. A container contains an amalgam of neon and argon gas.
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(a) Design a high-pass filter with a cutoff frequency of 40 kHz. Use0.01 uF capacitor and an appropriate resistor. B) Sketch and label the circuit. C) What is the gain of the filter at the cutoff frequency? Give your answer both as ratio (Vout/Vin) and in dB. D) What is the gain of the filter at a frequency of 55 kHz? Give your answer both as a ratio (Vout/Vin) and in dB.
Answer:
a) 397.89 ohm
b) attached below
c) 0.707 as a ratio
Gain in dB = 20 log 0.707 = -3 dB
d) 0.8087
Gain in dB = 20 log \(|\frac{Vout}{Vin}|\) = -1.844 dB
Explanation:
A) Find the appropriate resistor
c = 0.01 uf
fc = 40 kHz
cut-off frequency ; fo = \(\frac{1}{2\pi RC }\)
from the above equation R = \(\frac{1}{2\pi foC}\) = 397.89 ohm
B) sketch of the circuit is attached
C) The gain of the filter at the cutoff frequency
fc = 40 kHz,
C = 0.01 uF ⇒ \(\frac{-j}{2\pi foC }\) = -j 397.89
Vout = Vin * ( R / R- C )
Vout = Vin * ( 397.89 / (397.89 - j 397.89))
Vout = \(\frac{1}{\sqrt{2} }\) Vin ∠45⁰
therefore gain = |\(\frac{Vout}{Vin }\)| = \(\frac{1}{\sqrt{2} }\) = 0.707 as a ratio
Gain in dB = 20 log 0.707 = -3 dB
D) Gain of filter at 55 kHz
c = 0.01 uF = \(\frac{-J}{2\pi foC }\) = -j 289.373 ohms
Vout = Vin * \(\frac{R}{R-C}\)
= Vin * ( 397.89 / ( 397.89 - j 289.373))
Gain in ratio \(|\frac{Vout}{Vin}|\) = 0.8087 ∠ 36.03⁰
therefore gain in ratio = 0.8087
Gain in dB = 20 log \(|\frac{Vout}{Vin}|\) = -1.844 dB
you will write a function which receives three parameters, each being the length of triangle sides p, q, and r respectively. you will test the parameters for various conditions, and provide a return value which indicates the type of triangle: 0
The function determines the type of triangle based on the lengths of its sides.
What are the different types of triangles based on their side lengths?In this function, we will analyze the three parameters representing the lengths of the triangle sides, namely p, q, and r. We can classify triangles based on their side lengths as follows:
1. Equilateral Triangle: If all three sides are of equal length (p = q = r), then the triangle is equilateral.
2. Isosceles Triangle: If two sides are of equal length (p = q or q = r or p = r), then the triangle is isosceles.
3. Scalene Triangle: If all three sides have different lengths (p ≠ q ≠ r), then the triangle is scalene.
4. Invalid Triangle: If the sum of the lengths of any two sides is less than or equal to the length of the remaining side (p + q ≤ r or q + r ≤ p or p + r ≤ q), then the triangle is invalid.
To determine the type of triangle, we can use if-else statements and conditions based on the lengths of the sides. If none of the conditions match, we can return 0 to indicate an invalid triangle.
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A passive instrument performs which of the following tasks?
sends transmissions to Earth
records echo results from signals
accepts transmissions from Earth
collects radiation reflected from Earth
Answer:
D. Collects radiation reflected from Earth.
Explanation:
Which of the two following four options have been shown by research to be generally not as effective a method for studying which two methods are more likely to produce illusions of complete in learning
The answer choices that have been shown by research to be generally not as effective a method for studying and the methods that are more likely to produce illusions of competence in learning are:
rereadinghigmappingWhat is Studying?This refers to the act or process of reading material in order to gain new knowledge about a topic and to retain the information in long-term memory.
Hence, we can see that from the complete text, there are different options given and the results of research that showed that they are not very effective for studying and they are:
rereadinghigmapping
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. Convert 350 lb* ft In Joules?
Answer:
474.536 Joules
Explanation:
Use a converter machine.
1lb = 1.355818 j
350 = 1.355818 j *350
= 474.536
Environmental engineers monitor the progress of improvement programs by inspecting industrial and municipal facilities for regulation compliance.
True or False?
true
the answer to this question is true
If an oncoming driver crosses into your path of travel, the space that is usually available for you to move your vehicle is.
Answer:
If an oncoming driver crosses into your path of travel, the space that is usually available for you to move your vehicle is to the right of your vehicle.
Explanation:
On many roads, there are areas on the sides of the road called the shoulder. The shoulder can be used for pulling over and stopping your vehicle due to emergencies.
If a driver crosses into your lane coming straight for you, the best thing to do is to pull over to the shoulder as fast as possible so to not turn left and hit incoming traffic.
characterization of wind tunnel is defined as procedure to check if the air flow in the test section is perfectly horizontal ? g
Characterization of a wind tunnel refers to the process of determining whether the air flow in the test section is perfectly horizontal.
This is important because a non-horizontal air flow can lead to inaccuracies in testing results. The procedure involves using various measurement tools such as hot wires or pitot tubes to measure the velocity and direction of the air flow at different locations within the test section. These measurements are then compared to ensure that the air flow is indeed horizontal. In conclusion, characterization of a wind tunnel is a crucial step in ensuring accurate testing results. By checking for a perfectly horizontal air flow, researchers can have confidence in the data collected from the wind tunnel and make informed decisions based on that data.
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A voltage drop test is being performed on the output wire of the alternator to the battery positive post. Technician A says that the voltage drop should be more than 0.5 volts. Technician B says that during the voltage drop test, the engine should be at the specified rpm and the battery loaded down so the alternator puts out maximum current flow. Who is correct
Assuming a voltage drop test is being performed on the output wire of the alternator to the battery positive post, the technician who would be correct is: B. Technician B.
What is a voltage drop?A voltage drop can be defined as a measure of the decrease in electrical potential in an electrical circuit, especially along the path of a current that is flowing through it.
How to calculate the amount of voltage?In order to determine the amount of voltage that is running through this circuit, we would apply Ohm's law:
V = IR
Where:
I represents the current.R represents the resistance.V represents the voltage.Assuming a voltage drop test is being performed on the output wire of the alternator to the battery positive post, the technician who would be correct is Technician B because the engine should be at the specified rpm.
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Complete Question:
A voltage drop test is being performed on the output wire of the alternator, between the alternator output wire to the battery positive post. Technician A says that the voltage drop should be approximately 12.0 volts. Technician B says that during the voltage drop test, the engine should be at the specified rpm and the battery loaded down so the alternator puts out maximum current flow. Who is correct?
A. Technician A
B. Technician B
C. Both Technician A and B
D. Neither Technician A nor B
Would like some help with this question please ?
Answer:
D
Explanation:
Because the Boat D engine looks fast
using data in Appendix A ,calculate the number of atoms in 1 tonne of iron
\(1.0783*10^{28}(atoms).\)
Explanation:Since I don't have access to "Appendix A", I'll solve the problem using data from the periodic table.
1. Determine the molar mass of iron.
According to the periodic table, the molar mass of iron is:
55.845g/mole.
2. Convert 1 tonne to grams.\(1(tonne)*1000=1000kg\\1000kg*1000=1000000g=10^6g\)
3. Apply rule of 3.\(55.845g\) ----------- \(1 mole\)
\(10^6g\) ----------- \(x\)
\(x=\frac{10^6*1}{55.845}=17906.7061(moles)\)
4. Determine the amount of atoms.Considering that there are, approximately, \(6.022*10^{23}\) atoms in a mole of any element, apply another rule of 3.
1 mole --------------------- \(6.022*10^{23}(atoms)\)
\(17906.7061(moles)\) --------------------- x
\(x=\frac{17906.7061*6.022*10^{23}}{1}=1.0783*10^{28}\).
Design a driver circuit that should drive a a seven segment to display octal numbers
[0 up to 7]. Your work should include the following steps
1) An appropriate title
2) The truth Table
3) Simplified expressions for the appropriate circuit
4) Logical circuit for the driver.
Answer:
point hehe sorry sorry
Explanation:
I don't know
In estimating the mean speed of a roadway segment,a pilot sample of 100 vehicles at this location yield a sample standard deviation of 4.8 miles/ hr
Answer:
See Explanation
Explanation:
Given
\(n = 100\)
\(\sigma= 4.8\)
Required
The question is incomplete.
Given the sample size and the standard deviation, a likely question could be to calculate the standard error (SE) of the mean
This is calculated as:
\(SE = \frac{\sigma}{\sqrt n}\)
Substitute values
\(SE = \frac{4.8}{\sqrt{100}}\)
Take the positive square root of 100
\(SE = \frac{4.8}{10}\)
\(SE = 0.48\)
Express your answer to three significant figures and include the appropriate units. Enter positive value if the moment is counterclockwise and negative value if the moment is clockwise.
To express the answer to three significant figures, we must round 0.06 N∙m to 0.06 N∙m. This gives us an answer of 0.06 N∙m or 0.425 N∙m.
What is Significant figures?The last number is the estimated value. Significant figures are used in almost all areas of science, mathematics, and engineering to ensure that results are accurate and precise. Significant figures are the digits that are used to express a certain value in a number. They are also referred to as significant digits or significant digits of precision. These figures are important because they tell us how accurate and precise a number is. Significant figures include all of the digits in a number that are known with certainty, plus one more digit that is estimated. For example, if the number is 123.45, the significant figures are 1, 2, 3, 4 and 5. ?
The answer is 0.425 N∙m.
To arrive at this answer, we need to calculate the magnitude of the moment. The force applied is 3.00 N and the distance from the pivot point is 2.00 cm. To calculate the moment, we must use the equation M = F x d, where M is the moment, F is the force, and d is the distance. Plugging in the given values, we get:
M = 3.00 N x 0.02 m = 0.06 N∙m
To express the answer to three significant figures, we must round 0.06 N∙m to 0.06 N∙m. This gives us an answer of 0.06 N∙m or 0.425 N∙m.
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The TTL 7408 integrated circuit has which of the following combinations of individual logic gates?
4* AND Gates
2* AND Gates & 2* OR Gates
6* AND Gates
6* NOT Gates
The TTL 7408 integrated circuit has 4* AND Gates.
This is option A
A TTL 7408 IC is a quad 2-input AND gate chip that is commonly utilized in digital circuits. The TTL 7408 IC contains four AND gates, each with two inputs, on a single chip. The AND gates' inputs are active-low, which means that the output will be high only when both inputs are low. When any of the AND gate's inputs are high, the output will be low.
TTL (Transistor-Transistor Logic) 7408 is an integrated circuit (IC) that contains four two-input AND gates. It is a quad two-input AND gate chip and is commonly used in digital circuits. The AND gates within the IC have active-low inputs, meaning the output will be high only when both inputs are low.
When any of the AND gate's inputs are high, the output will be low. The TTL 7408 is a 14-pin IC that is compatible with both digital and analog circuits.
So, the correct answer is A
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What is technology and what are the four features of technology?
Answer: Technology is the application of scientific knowledge for practical purposes, especially in industry.
Mechanical.
Electronic.
Industrial and manufacturing.
Medical.
Communications.
Explanation:
Answer:
Technology is something like a phone or like a tablet or like an electrace car
Explanation:
In the feature i belive that there is going to be more and higher andanved technology or like people say flying cars a robots. But i feel more advanced stuff like phones and computers or labtops or like tablets.
Which one of the following types of stress strain relationship best describes the behavior of brittle materials such as ceramics and thermosetting plastics (a) elastic and perfectly plastic, (b) elastic and strain hardening, (c) perfectly elastic, or (d) none of the above
Brittle materials, such as ceramics and thermosetting plastics, thus break at the elastic limit point. That is, the stress-strain curve is a simple straight line drawn from the stress-strain diagram's axis. Brittle materials fail at the straight line's end. As a result, the correct option is (b).
What exactly is a brittle metal?
This is a property of a material that breaks when stressed, but has a small tendency to bend before breaking. These materials have a low deformation capacity, a low ability to withstand impact and vibration, a high compressive strength, and a low tensile strength. Steel with a high carbon content, pig iron, cast iron, and other brittle metals are examples. Brittle materials include bone, cast iron, ceramics, and concrete.
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1.3. If the surface tension coefficient of a fluid is 0,07 N/m and the radius
of the droplet is 2,5 mm. calculate:
1.3.1 surface tension force
(2)
1.3.2 difference in pressure of the droplet
(1)
Answer:
A) F = 0.011 N
B) ΔP = 5.6 N/m²
Explanation:
We are given;
surface tension coefficient; S = 0.07 N/m
Radius; r = 2.5 mm = 0.025 m
A) Formula to find the surface tension force(F) is given by;
F = SL
Where L is effective length = 2πr
F = 0.07 × 2π × 0.025
F = 0.011 N
B) Formula for difference in pressure droplet is;
ΔP = 2S/r
Thus;
ΔP = (2 × 0.07)/0.025
ΔP = 5.6 N/m²
A) Describe factor substitution with respect to building heights. Be sure to explain at least two reasons why office buildings (with extra benefits from proximity) tend to "build up" rather than build out. B) A key assumption for being able to model building heights is that building a taller building increases the cost per square foot (the second floor is more expensive to construct than the first floor, ect.) What sort of strange result would we predict if this was not the case? ("Building up" got cheaper per floor with each floor constructed)?
A) Factor substitution: replacing factors of production for desired outcomes, like building taller or expanding horizontally in limited urban land.
B) Cheaper per floor: no height limit incentive, leading to excessively tall structures and inefficient resource allocation.
A) Factor substitution refers to the decision-making process where factors of production, such as land and capital, are substituted for one another to achieve a desired outcome. In the context of building heights, it relates to the trade-off between constructing taller buildings (building up) versus expanding horizontally (building out).
One reason office buildings tend to "build up" is the limited availability of land in urban areas. Cities often have limited space for new construction, leading to higher land costs. By constructing taller buildings, developers can maximize the utilization of limited land resources and accommodate more office space within a smaller footprint.
Another reason is the benefit of proximity. In urban environments, being close to other businesses, amenities, transportation, and potential clients is advantageous. Building up allows office buildings to take advantage of centralized locations and create a concentration of economic activity. This proximity can lead to increased collaboration, networking opportunities, and accessibility, which are beneficial for businesses.
B) If the assumption that building a taller building increases the cost per square foot were not valid and instead "building up" became cheaper per floor with each floor constructed, a strange result would be observed. In such a scenario, there would be no economic incentive to limit the height of buildings. Developers would have a strong incentive to keep building higher and higher, as each additional floor would cost less per square foot compared to the previous ones.
This could lead to extremely tall buildings with a large number of floors, possibly surpassing the practical and engineering limits. The skyline of cities would be dominated by excessively tall structures, even if there was no corresponding increase in demand or economic justification. The lack of increasing costs per floor would disrupt the typical cost-benefit trade-off associated with building heights and result in an inefficient allocation of resources.
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Mr. Sansome withdrew $1000 from a savings account and invested it in common stock. At the end of 5 years, he sold the stock and received a check for $1307. If Mr. Sansome had left his $1000 in the savings account, he would have received an interest rate of 5%, compounded quarterly. Mr. Sansome would like to compute a comparable interest rate on his common stock investment. Based on quarterly compounding, what nominal annual interest rate did Mr. Sansome receive on his investment in stock?
As the junior engineer at the Mesabi Range Hydraulic Engineering Company located in Ely, Minnesota, you have been tasked with designing a new irrigation canal that will be used by the English Pea Farmers Cooperative of Northern Minnesota. The canal will run from Basswood Lake to the pea fields located just south of town. The canal is to be 22 miles in length, unlined, excavated in stiff clay and must handle a flow rate of 13.15 m3/s over a slope of 0.2%. Your Boss wants you to calculate the necessary canal parameters and to also determine if the canal will fit within the 85-foot wide right-of-way established by the Lake County land-use office
yes it will
Explanation:
The component has an exponentially distributed reliability with a mean of 2000 hours what is the probability that it will fail after 3000 hours?
Answer:
ABCDEFGHIJKLMNOPQRSTUVWXYZ
6.03 Discussion: Then & Now - Safety
Discussion Topic
I'm Done
In this unit, you have learned about the evolution of the industry’s machines, through both technology and innovation. These improvements have reduced risk and injury to the Operating Engineers.
Choose one innovation or device.
Explain why you think that technology is the most important advancement in Operating Engineers’ safety.
Answer:
Information technology is important in our lives because it helps to deal with every day's dynamic things. Technology offers various tools to boost development and to exchange information. Both these things are the objective of IT to make tasks easier and to solve many problems.
Suppose a manager of a certain mining company wants to determine the weekly food expenditure of the company’s employees. if there are 2,549 employees and the manager decided to use only 500 employees as a sample, who will be included in the sample? to help the manager make his decision, suggest a sampling technique to be used and state the whole process of selecting the participants
The sampling technique that can be used to selecting the participants will be a random sampling.
What is sampling?It should be noted that sampling simply a method in statistical analysis that predetermined observations are taken from the population.
In this case, the sampling technique that can be used to selecting the participants will be a random sampling. This is need to give everyone an equal chance of being selected.
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what can be the main disadvantage of pulse amplitude modulation?
Answer:
transmission bandwidth required is very large.
Explanation:
if the old radiator is replaced with a new one that has longer tubes made of the same material and same thickness as those in the old unit, what should the total surface area available for heat exchange be in the new radiator to achieve the necessary heat exchange rate at the recommended temperature gradient?
Considering the facts provided Surface total = 3/2 * radiator's surface area.
What is the process of heat exchange?The rate of heat transfer between two things is related to the temperature difference between them. Internal heat must be moved from the different organs and tissues to the colder body surface for the subsequent thermal loss. Internal heat transport describes the movement of heat from the bodily core to the shell.
Briefing:we will use this relation
\(K=\frac{Q d}{A * c h a n g e i n T}\)
change throughout T = ΔT ,
consequently New Area (A) = 3/2 * Old Radiator Area
Considering that the heat conductivity of something like the new and old radiators is the same.
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The complete question is-
The radiator of a car is a type of heat exchanger. Hot fluid coming from the car engine, called the coolant, flows through aluminum radiator tubes of thickness d that release heat to the outside air by conduction. The average temperature gradient between the coolant and the outside air is about 130 K/mm . The term ΔT/d is called the temperature gradient which is the temperature difference ΔT between coolant inside and the air outside per unit thickness of tube.
We are designing a database for Garden management where Garden, Flowers, Vegetables, Wells and Gardeners are the entities.
Right now, we only know that each entity has an ID attribute.
Draw a Schema for this database (you might need to draw an ERD too) and then answer the 4 questions that follow:
A Flower should grow in at least one Garden.
A Garden may grow 0 or more Flowers.
A Well will supply water to many Gardens.
A Garden will be supplied water through only 1 Well.
A Gardener should take care of at least 1 Garden.
A Garden can be cared for by at most 2 Gardeners.
The Garden management database includes entities such as Garden, Flowers, Vegetables, Wells, and Gardeners, with relationships between them such as Flowers growing in at least one Garden, Wells supplying water to many Gardens, and Gardeners taking care of at least one Garden, among others.
Here is the schema for the Garden Management database:
Garden (ID, Name, Location, WellID)
Flower (ID, Name, Color, GardenID)
Vegetable (ID, Name, Type, GardenID)
Well (ID, Location, Depth)
Gardener (ID, Name)
Gardener_Garden (GardenerID, GardenID)
What is the relationship between the Flower and Garden entities?
The Flower entity has a many-to-one relationship with the Garden entity, meaning that each Flower can grow in only one Garden, but each Garden can grow multiple Flowers.
What is the relationship between the Well and Garden entities?
The Well entity has a one-to-many relationship with the Garden entity, meaning that each Well can supply water to multiple Gardens, but each Garden can only be supplied water through one Well.
What is the relationship between the Gardener and Garden entities?
The Gardener entity has a many-to-many relationship with the Garden entity, which is represented by the Gardener_Garden entity. Each Gardener can take care of multiple Gardens, and each Garden can be cared for by multiple Gardeners, up to a maximum of two Gardeners per Garden.
What is the purpose of the ID attribute in each entity?
The ID attribute is a unique identifier for each instance of an entity. It is used as a primary key to ensure that each record in the database is unique and can be easily accessed or referenced.
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All behavior has
A) A good reason
B) Ethical endangerment
C) Danger
D) Consequences
Answer: d consequences
Explanation: