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: Feathers help birds fly and provide insulation., Fact2: Some birds are flightless birds., Question: Why do the flightless have feathers? (A) layers of fat (B) Sublimation (C) it needs them (D) warm-blooded (E) Air conditioning (F) Radiation (G) Insulation (H) protect them

A: G
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Q: Fact1: Cancer is a disease that occurs when the cell cycle is no longer regulated., Fact2: Metastatic cancer is cancer that has spread., Question: a disease that can be metastic occurs when the cell cycle is regulated how often? (A) often (B) no less (C) forever (D) Leptospirosis (E) illness (F) heat or cold (G) no longer (H) electrically

A: G
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Q: Fact1: an animal requires nutrients to grow and heal, Fact2: Food is the ideal source of nutrients., Question: What does an animal require food for? (A) hydration (B) to grow and heal (C) for cold (D) aerobic capacity (E) organic molecules (F) food and shelter (G) to chill (H) for electricity

A:
B
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