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: adding salt to a solid decreases the freezing point of that solid, Fact2: Ice is the solid form of water., Question: What decreases the freezing point of ice? (A) hyperthyroidism (B) increasing temperature (C) heating liquids (D) lowering temperature (E) Dehydration (F) keeping the temperature steady (G) adding salt (H) hypothyroidism
A:
G