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: the Himalayas were formed by rock folding, Fact2: Movements in the earth's crust have folded and cracked the older rocks., Question: the Himalayas were formed from older what (A) soils (B) plates (C) rivers (D) rock (E) eras (F) meadows (G) dirt (H) plains
Example Output: D

Example Input: Fact1: microbial fuel cells convert chemical energy into electrical energy, Fact2: Food is chemical energy., Question: What converts food into electrical energy? (A) transportation technology (B) windmills (C) matter vibrating (D) solar panels (E) adding heat (F) one celled organisms (G) microbial fuel cells (H) dams
Example Output:
G