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: the sun causes water to evaporate more quickly by adding heat, Fact2: During the summer the sun gets much higher and provides more direct, concentrated heating., Question: When would water evaporate the most quickly? (A) Winter (B) sun (C) Summer (D) Spring (E) Autumn (F) Tropical (G) excretion (H) oceans
Output:
C