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").

Example Input: Fact1: electricity is used as an energy source by electrical devices, Fact2: Electrical fields result from electrical devices and televisions., Question: What is used as an energy source by television? (A) electricity (B) light (C) our nearest star (D) air (E) energy (F) satellites (G) photons (H) rocks
Example Output: A

Example Input: Fact1: Food consists of organic molecules that store energy in their chemical bonds., Fact2: If an molecule contains carbon, it is called organic., Question: What does food consist of? (A) mostly carbon (B) solid, liquid, gas (C) mostly arsenic (D) mostly hydrogen (E) Energy. (F) mostly nitrogen (G) glucose (H) Most plants
Example Output: A

Example Input: Fact1: natural magnetism is used for pointing north by a compass, Fact2: Natural magnets are permanent magnets that never lose their magnetism., Question: What sort of magnets are used to help compasses to point North? (A) Type O (B) their speed (C) lamphreys (D) the Arctic (E) as a base (F) weater (G) permanent (H) marine
Example Output:
G