[Q]: Ken is a microbiologist. He got two samples of yeasts, yeast A and yeast B, from two different businesses. Yeast A is used in a bakery, and yeast B is used in a brewery. He has to decide the characteristics of each yeast sample for further study. Interestingly, despite all his curiosity, Ken doesn't like any yeast to be around him. Given the paragraph above, please answer correctly the following question: Would yeast B more likely to present or absent on human body?
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[A]: likely to present

[Q]: Town A disposed of the biomedical waste from their hospital conventionally in a regular dump site for 10 years because it was more convenient, while town B took them to an ecological site where they wouldn't affect ground water and spread disease. Given the paragraph above, please answer correctly the following question: Which town is experiencing less groundwater contamination?
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[A]: town B

[Q]: The ecologist moved from Aspen, where there was no air pollution, to Seattle which experienced a lot of air pollution. He started studying the weather there as well. Given the paragraph above, please answer correctly the following question: Which city had rain with a lower pH?
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[A]: Seattle

[Q]: Two twin brothers live far away from each other. Dan lives in the Norther Hemisphere, in North America, and Bill lives in Tasmania, in the Southern Hemisphere.They often talk about the weather, the seasons, and how it affects them. Given the paragraph above, please answer correctly the following question: Which brother experiences warmer weather in August?
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[A]:
Dan