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: shelter is used for protection by animals against weather, Fact2: Caves or rock overhangs provide shelter., Question: What do animals find protection from when using rock overhangs? (A) sun's heat (B) insects (C) weather (D) erosion (E) rivers (F) bats (G) wind (H) the sun

A: C
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Q: Fact1: Sweat wets the skin, and when it evaporates, it cools the body., Fact2: Sweat is released from sweat glands beneath the skin, and as it evaporates, the skin is cooled., Question: What cools the skin? (A) humidity (B) temperature (C) condensation (D) Solar energy (E) evaporation (F) vaporization (G) layers of fat (H) water vapor

A: E
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Q: Fact1: Lung cancer is most often caused by exposure to tobacco smoke., Fact2: Lung cancer is the deadliest of all cancers., Question: what results does exposure to tobacco smoke have? (A) a hazard (B) deadly (C) negative (D) alters hearing (E) neutral (F) kill them (G) harm (H) positive

A:
B
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