Problem: Given the question: Ben and Harry were studying about the climatic history of Earth. Ben was more attracted to learning about early Ice Ages, while Harry was curious about the Earth atmosphere and read about ozone depletion and its consequences. Which person learned more about the size of the ozone hole over Antarctica?
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The answer is:
Harry

Problem: Given the question: This year scientist found concrete evidence of existence of black holes by taking photograph of one. Unfortunately, the originator of black hole theory, Stephen Hawking, was never awarded a Nobel prize despite letting science advance in big leap because his theory could not be verified during his lifetime. On the other hand, scientist B has received Nobel prize because he has based his theory on the earlier theory of scientist A. Would scientist A increased our understanding of the world more or less than scientist B?
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The answer is:
less

Problem: Given the question: Two friends found out more about cancer. Bill got scared and started making healthy lifestyle choices, while Dan carried on with his life as if nothing happened. Which friend didn't start avoiding carcinogens?
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The answer is:
Dan