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: an animal requires warmth for survival, Fact2: Cows are social animals., Question: what requires warmth for survival? (A) cows (B) Whales (C) force (D) humans (E) density (F) Birds (G) gravity (H) dogs
Output:
A