Definition: 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: coal is used to produce electricity by burning in coal-fire power stations, Fact2: Coal comes from anciently buried plants, and petroleum is from animals., Question: What can ancienty buried plants produce? (A) nutrients (B) heat energy (C) scattered light (D) food and shelter (E) Earthworms (F) energy (G) eukyarotes (H) electricity
Output:
H