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: Corals form large colonies in shallow tropical water., Fact2: Warm tropical waters provide unrivaled encounters., Question: What forms in warm water? (A) fungus (B) a solute (C) sun (D) bricks (E) lake (F) liquid (G) corals (H) bacteria
Output:
G