[Q]: Mike is studying for his physics exam. He realizes that the best way to learn physics is to solve problems. To that end, he needs to to convert pressure of objects from one unit to another. In one problem, four scenarios are given for the same object, scenario A, scenario B, scenario C, and scenario D. In scenario A the pressure is given in Pascals. In scenario B the pressure is given in the atm. In scenario C the pressure is given in torr. Lastly, in scenario D the pressure is given in psi. Given the paragraph above, please answer correctly the following question: In which scenario mercury may not be a factor in devising the unit, scenario A or scenario C?
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[A]: scenario A

[Q]: Two campers were in the woods over the week-end. They both had canned soup with them. Pete heated the can without venting it and it exploded, while Dan opened his can and heated it over the fire with no additional problems. Given the paragraph above, please answer correctly the following question: Which camper didn't observe that as the can heated up, it might have exploded?
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[A]: Dan

[Q]: John is a biologist, who studies animal species of tundra biome. He noticed that they behave in certain way when they secrete hormones from adrenal glands' cortex. On the other hand, they behave some other way when they secrete hormones from adrenal glands' medulla. He termed the first process as process A and latter process as process B. Given the paragraph above, please answer correctly the following question: Which process would help the species during emergencies, process A or process B?
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[A]: process B

[Q]: Brad and Dale went to the doctor for a check up. Brad did some blood tests and found out he has very high cholesterol levels, while his partner Dale had normal cholesterol levels, and was very healthy. Brad got scared and started worrying. Given the paragraph above, please answer correctly the following question: Which friend was more at risk for atherosclerosis?
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[A]:
Brad