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: Insects may live in large colonies and have complex social behaviors., Fact2: Ants are social insects living in colonies., Question: which of the following are known to have complex social behaviors? (A) dogs (B) Wasps (C) tigers (D) Birds (E) toads (F) Tasmanian devils (G) koalas (H) Ants
Example Output: H

Example Input: Fact1: Glucose is used for energy by the cells of most organisms., Fact2: Glucose, the sugar the body uses for fuel, is stored as glycogen., Question: What is sugar stored as by the body? (A) heat energy (B) sun's heat (C) A drug. (D) A kernel (E) energy (F) glycogen (G) lmestone (H) Hemoglobin
Example Output: F

Example Input: Fact1: sound can be used for communication by animals, Fact2: Sound vibrations have different frequencies., Question: What can be used for communication by animals? (A) electricity (B) energy (C) Telephones. (D) Vibrations. (E) Stuffed animals. (F) messengers (G) courtship (H) Cellular communication.
Example Output:
D