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").
Q: Fact1: Some insects can use their antennae to detect sound., Fact2: Ants and butterflies have antennae., Question: what can detect sound? (A) a fish (B) Firecrackers (C) A computer (D) Electric devices (E) butterflies (F) electricity (G) humans (H) insects
A:
E