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").

[EX Q]: Fact1: telephones are used for communication by two people by transmitting sound, Fact2: And the sound of their voice becomes important as well., Question: What is transmitted with telephones? (A) voice (B) copper (C) waves (D) smell (E) cancer (F) energy (G) HIV (H) power
[EX A]: A

[EX Q]: Fact1: webbed feet are used for moving faster through water by aquatic animals, Fact2: Animals move around, seeking their prey., Question: What do webbed feet help aquatic animals do? (A) rapid expansion (B) root growth (C) Catch prey (D) support (E) Regrows it (F) squeeze (G) Relieve pain (H) improve
[EX A]: C

[EX Q]: Fact1: bacteria cause food to spoil, Fact2: Food poisoning occurs when spoiled food is eaten., Question: What is the term for illnesses that result from bacteria in food? (A) harmful substances (B) Pollution (C) Deoxyribonucleicacid (D) bacteria (E) chickenpox (F) influenza (G) one celled organisms (H) food poisoning.
[EX A]:
H