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: coal is used for generating heat by burning, Fact2: Here the coal is burned to produce electricity., Question: Coal is used to do what regarding heat and electricity? (A) energy (B) generator (C) disperse (D) movement (E) generate (F) heat (G) energy usage (H) distance
A:
E