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: sweat is used for adjusting to hot temperatures by some animals, Fact2: All humans are animals., Question: what uses sweat to adjust to hot temperatures? (A) omnivores (B) dogs (C) bears (D) Mammal (E) h2o (F) humans (G) pigeons (H) clouds
Output:
F