Please answer this: Keith was a studying for his chemistry exam. He got interested in solubility of different substances. For that, he conducted five tests, test A, test B, test C, test D, and test E. in test A, he used some liquid solute in a solvent in room temperature. Then in test B, he increased the temperature. In test C, he used some gaseous solute in a solvent in room temperature. But in test D, he increased the temperature. Finally, in test E he replaced the solvents in each of the earlier tests with water. Given the paragraph above, please answer correctly the following question: In which case the solute would be more soluble, case A or case B?
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Answer: case B
Problem: Two neighboring cities had very different health related problems. Twin city had increased air pollution, their people experiencing all kinds of respiratory diseases, while Pine city had problems with age related diseases. Given the paragraph above, please answer correctly the following question: Which city had fewer people exposed to chemical particles released into the air by human actions?

A: Pine
Problem: Given the question: Two farms were situated on opposite banks of a large river flowing into the ocean. Hill farm practiced conventional agriculture, while Dew farm practiced permaculture design within the context of organic farming. Given the paragraph above, please answer correctly the following question: Which farm generated more marine litter?
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The answer is:
Hill
input question: The U.S. produces its energy using fossil fuels, while Germany uses nuclear power plants as their main energy source. The two countries impact the environment in different ways. Given the paragraph above, please answer correctly the following question: Which country causes more air pollution????
output answer: The U.S.
Two pedologists studied different types of soil. Yun studied forest soils, while Jian studied grassland soil. They were both very surprised with they findings. Given the paragraph above, please answer correctly the following question: Which scientist read less about the principal source of soil organic matter in the forest?
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Answer: Jian
Q: In ancient Greece King Juno asked two of his court philosophers, philosopher A and philosopher B, to come up with two interesting problems. Philosopher A devised a clever paradox and presented it before the court. He called the paradox Problem A. But philosopher B didn't come up with a paradox. He too presented a clever problem which was not a paradox - he called it problem B. Given the paragraph above, please answer correctly the following question: Which problem would more likely have logically unacceptable conclusion, problem A or problem B?
A:
problem A