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: electric devices require electrical energy to function, Fact2: Electricity or electrical energy, is produced at a power plant., Question: What do electric devices require to function? (A) grass (B) water (C) rays or beams (D) An object is seen (E) Power plants (F) wood (G) an electron lens (H) photons
Output:
E