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: smell is used for finding food by some animals, Fact2: Every living being needs food., Question: What is smell used by animals to do? (A) harm (B) mating (C) move (D) relax (E) live (F) kill (G) see (H) die
Output:
E