[Q]: Rob is an environmental scientist. He is looking at two samples of soil, sample A and sample B. Sample A is from Amazon Rain-forest, where they get one of the highest rainfall in the world. Sample B is from the Atacama Desert, where they get one of the lowest rainfall in the world. He needs to determine the properties of these samples. Given the paragraph above, please answer correctly the following question: Would new surfaces be exposed or stay covered in sample A?
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[A]: exposed

[Q]: David was interested in climate change issues. He realized that to understand climate change issues he first needed to distinguish between the terms weather and climate. To that end, he labeled weather as term A. Then he labeled climate as term B. He found it easier to understand their differences in that way. Given the paragraph above, please answer correctly the following question: Which may not use average atmospheric conditions, term A or term B?
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[A]: term A

[Q]: John has been hearing about climate change for last couple of years. He wants to understand the science behind climate change. For that, he picked up two eras in earth's history, era A and era B. Era A was hundred thousand years ago, and era B is in the present day. He now wants to compare these to eras to understand the change in climate better. Given the paragraph above, please answer correctly the following question: Which era would have more carbon dioxide in the atmosphere, era A or era B?
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[A]: era B

[Q]: Finland has one of the lowest economic inequality in the world. Finland's neighbor Russia has a different story. After the collapse of Soviet Union, Russia's economic inequality soared to the point that it has now one of the highest economic inequality in the world. John and Keith are residents of Finland. While John is rich, Keith is not so fortunate - he is poor. Similarly, David and Greg are residents of Russia. While David is rich, Greg is in poverty. Given the paragraph above, please answer correctly the following question: For an extra dollar, who would spend it on basic necessities, David or Greg?
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[A]:
Greg