input: Please answer the following: Two researches studied adolescents during puberty. Tim studied males, while Dan studied females. Which researcher observed that growth generally remains rapid for several years?
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output: Tim

input: Please answer the following: Two sister countries used petroleum in different ways. Norway used it to make plastics, while Sweden used it for fuel. Which country used more fuel to power cars?
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output: Sweden

input: Please answer the following: Iran an Iraq are 2 neighbors. Iraq produces its electricity by burning fossil fuels, while Iran uses nuclear fission as its energy source. Which country causes less global warming?
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output: Iran

input: Please answer the following: Two earth-like planets orbited the same star. The inhabitants of Earth I released greenhouse gases into the atmosphere. Earth II, however, was much more conscious about the environment and protected it from anthropogenic changes. Which planet caused the greenhouse effect?
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output:
Earth I