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: Hormones are chemical messengers that control many body functions., Fact2: Many hormones are proteins ., Question: What are many chemical messengers that control body functions? (A) gasses (B) photons (C) acetic acid (D) flames (E) heat or cold (F) chemical waste (G) proteins (H) sweating
A:
G