Detailed 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").
Q: Fact1: melting means changing from a solid into a liquid by adding heat energy, Fact2: Heat energy from the sun is stored in the earth., Question: What means changing from a solid into a liquid by adding heat from the sun? (A) sunlight (B) sweating (C) freezing (D) rain (E) melting (F) softening (G) cooling (H) boiling
A:
E