Definition: 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").
Input: Fact1: a firecracker converts chemical energy into sound, Fact2: Energy and chemical reactions Chemical reactions require energy., Question: What does a firecracker turn into sound? (A) an object (B) waves (C) Scent (D) photons (E) Gunshots (F) Energy (G) Temperature (H) Heat
Output:
F