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: absorbing sunlight causes objects to heat, Fact2: Any object expands when heated and contracts when cooled., Question: absorbing sunlight causes objects to (A) Energy. (B) toughness (C) energy (D) warm (E) power (F) expand (G) photons (H) warmth
Example Output: F

Example Input: Fact1: Reproduction is the process by which organisms give rise to offspring., Fact2: Then, the lowest energy offspring are used as parents for the next generation., Question: The next generation of an organism rises via: (A) Plants growth (B) spontaneous generation (C) reproduction (D) The Sun (E) revolution (F) sun's heat (G) heat energy (H) unions
Example Output: C

Example Input: Fact1: a airplane is used for moving people across bodies of water, Fact2: Airplanes Air travel is the quickest way to travel and is probably best for long distances., Question: What is used for moving people across bodies of water? (A) Air travel (B) Waves (C) Cars (D) heat energy (E) electricity (F) engines (G) Trains (H) energy
Example Output:
A