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: Bone provides protection for soft tissues and internal organs., Fact2: Bone matrix consists of collagen and minerals., Question: What provides protection for soft tissues and internal organs? (A) Blankets (B) barnacles (C) Epidermis (D) mammals (E) Collegen (F) Animal fur (G) a cuticle (H) fur and fat
Example Output: E

Example Input: Fact1: telephones are used for communication by two people by transmitting sound, Fact2: Cell phones are, bottom line, radios with a connection to a telephone company., Question: What are used for two people for communication with sound? (A) cell phones (B) messengers (C) energy (D) megaphones (E) A Greek letter (F) flashlights (G) gramophones (H) electricity
Example Output: A

Example Input: Fact1: a greenhouse is used to protect plants from the cold, Fact2: Plants are very easily raised from seed, sown in a cold greenhouse from February to April., Question: What does a greenhouse protect plants from to help them grow easily? (A) death (B) hotness (C) Winter (D) fronts (E) heat (F) drought (G) rain (H) chill
Example Output:
H