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: smoking tobacco decreases stamina, Fact2: Athletes use it to promote stamina and endurance., Question: doing what with tobacco decreases athletic ability (A) steroids (B) wearing (C) A virus (D) eating (E) Heart rate (F) smoking (G) humans (H) decorating
Output:
F