Instructions: 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: All animals are heterotrophs., Fact2: Most animals live by ingesting food and digesting it within specialized cavities., Question: How do heterotrophs live? (A) math (B) allow growth (C) laziness (D) Chlorophyll (E) shock (F) the environment (G) an organism's body (H) Digesting food
Output:
H