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: skin is used for breathing air by frogs, Fact2: Some bats eat meat and fish and frogs., Question: What eats something that uses skin for breathing air? (A) Amoebas (B) animal (C) Honeybees (D) birds (E) tigers (F) Bats (G) humans (H) Ants
Output:
F