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: Low latitudes, for instance, receive more heat during the day than stations at high latitudes., Question: Global wind patterns are driven by (A) the sun's energy (B) sunlight energy (C) windmills (D) Earth's magnetic core (E) structure and function (F) lunar tidal forces (G) unequal warming of the Earth's (H) Earth's atmosphere circulation
Output:
G