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").
Q: Fact1: healing requires rest, Fact2: Rest can include sleep as well as sitting and resting., Question: What requires sleep? (A) amphibians (B) athletes (C) healing (D) death (E) bacteria (F) dolphins (G) rock (H) humans
A:
C