Q: 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").
Fact1: an animal requires air for survival, Fact2: Plants help make oxygen for the air., Question: An animal requires what for survival? (A) a leash (B) rocks (C) chemicals (D) stamina (E) plants (F) proteins (G) food (H) fossil fuel
A:
E