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: if a thermal conductor is exposed to a source of heat then that conductor may become hot, Fact2: Copper is a great thermal conductor., Question: What becomes hot when exposed to a source of heat? (A) rubber (B) wool (C) an object (D) copper (E) paper (F) sugar (G) the skin (H) our star
Example Output: D

Example Input: Fact1: keeping food cold is used for keeping food fresh, Fact2: A refrigerator that keeps food cold., Question: What is a refrigerator used for? (A) Electrical energy (B) A place to hang magnets (C) Cooling your home (D) staying warm (E) A doorstop (F) electricity (G) energy usage (H) Keeping food fresh
Example Output: H

Example Input: Fact1: friction causes the speed of an object to decrease, Fact2: Air friction gets rapidly larger as speed increases., Question: what increases as speed increases? (A) Weight (B) Mass (C) drag (D) Cars (E) motion (F) Lift (G) sweat (H) heat
Example Output:
C