Instructions: 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: unequal heating of Earth 's surface by the Sun causes global wind patterns, Fact2: Unequal absorption of radiation causes unequal heating of the earth's surface., Question: heating causes the wind patterns on earth to be what? (A) evenly distributed (B) waves (C) equal (D) constant (E) threatened (F) supersonic (G) unequal (H) Tropical
Output:
G