In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

Q: Fact1: predicting weather requires studying weater, Fact2: Meteorologists try to predict the weather., Question: What do meteorologists study? (A) Meatballs (B) amount of heat (C) Meteors (D) The weather. (E) related organisms (F) Music (G) air masses (H) Seisometers

A: D
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Q: Fact1: a flashlight converts chemical energy into light energy, Fact2: A joule is roughly the energy used by a flashlight turned on for one second., Question: What is converted in a flashlight? (A) hydrogen and oxygen (B) adding heat (C) an electron lens (D) hydrogen to water (E) chemicals to light (F) batteries into solar (G) heat into light (H) chlorofluorocarbons

A: E
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Q: Fact1: cycles of freezing and thawing water cause ice wedging, Fact2: Ice wedging is the most important form of mechanical weathering., Question: What do cycles of freezing and thawing water cause? (A) Metling snow (B) Mechanical weathering (C) the looseness of soil (D) fissures of hot, acidic water (E) exposure to cold (F) Plant growth is reduced (G) heat production (H) looseness of dirt or compost

A:
B
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