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: Most people can survive only a few days without water., Fact2: Man's survival depends on water., Question: what do men need to live? (A) Air (B) ocean (C) water (D) bears (E) oxygen (F) sun (G) breathe (H) food
C