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").

Example Input: Fact1: exercise increases a body 's strength, Fact2: Strength is increased by resistance activities., Question: which of the following are a type of exercise? (A) resistance activities (B) fantasy football (C) sitting down (D) Relieve pain (E) Something that is self-aware (F) running for office (G) animal behaviorists (H) Riding a bike
Example Output: A

Example Input: Fact1: Evolution occurs in response to a change in the environment., Fact2: Evolution Evolution is the changing pattern of life forms., Question: what happens in response to change in environment? (A) Plant growth is reduced (B) the wearing away of rock (C) lifeforms change their pattern (D) antimatter (E) density changes (F) Warm air moving into cold air (G) erosion from rivers (H) gravity changes
Example Output: C

Example Input: Fact1: Competition may lead to aggressive behaviors or displays of aggression., Fact2: With so many does and so few older bucks, there is little competition for mating., Question: What displays less aggression when there are fewer older members? (A) bacteria (B) rocks (C) bucks (D) bamboo (E) toads (F) cats (G) dogs (H) the Sun
Example Output:
C