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: competition may cause animals to fight towards members of their own species, Fact2: Competition between male animals is common in nature., Question: What is common in males of the same species? (A) competition (B) dancing (C) mating (D) traits (E) females (F) biceps (G) Allergies (H) hormones
Output:
A