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: Balance is the ability to sense and maintain body position., Fact2: People fall when they lose their sense of balance., Question: the ability to sense and maintain body position prevents people what (A) falling (B) death (C) illness (D) starving (E) blindness (F) disease (G) depression (H) sweating
Example Output: A

Example Input: 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
Example Output: C

Example Input: Fact1: Insulin helps cells take up glucose from the blood., Fact2: An example is insulin that is produced by the pancreas., Question: What can help lower glucose levels in the blood? (A) cataract surgery (B) sweating (C) improved crop yields (D) stamina (E) The pancreas (F) hydration (G) Riding a bike (H) Filtered sunshine
Example Output:
E