input: Please answer the following: Two brothers got sick and weren't feeling well. Strangely enough they found out they were infected with viruses. Tom was infected with human papillomavirus, while Chris was infected with hepatitis. Which brother was less at risk of developing skin cancer?
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output: Chris
Please answer this: Two brothers went on vacation. Tom partied heavily, and found out that he was infected with the HIV virus. Tim was more moderate, he went to the beach to get a sun tan, but he got an infection as well. Tim found out he got a bacterial infection and had to take antibiotics. Which brother didn't have to take antiviral drugs?
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Answer: Tim
Problem: In the Kenya-Tanzania border Kenyan grassland gradually merges into Tanzanian forest. Though they had similar soil to start with millions of years ago, today they are two different habitats. At present, Kenya has one of the largest contiguous grassland in Africa. On the other hand, Tanzania boasts one of the largest forest cover in Africa. Which place would have thinner "A horizon", Kenya or Tanzania?

A: Tanzania
Problem: Given the question: Bob is looking at a map with Mercator projection to help him with his geography class. He noticed that Ecuador is within fifteen degrees north or south of the equator, but Norway is farther north of the equator. Bob starts to see how a country's location on a map affects how they look. Which country is closer to its true dimentions, Equador or Norway?
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The answer is:
Equador
input question: John works as a mechanical engineer in the auto industry. He is testing three surfaces, surface A, surface B, and surface C for their usability. Surface A has a gentler slope, surface B has a steeper slope, and surface C doesn't have any sloping. He needs to figure out advantages and disadvantages of each slope. Which surface would have mechanical advantage greater than 1, surface A or surface C????
output answer: surface A
input question: Tree city and Leaf city were the two biggest cities in Boulderland. Tree city burned lots of gas and other fossil fuels, while Leaf city was very protective towards its environment. Which city exposed more people to asthma????
output answer:
Tree