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: exercise increases a body 's strength, Fact2: Strength is increased by resistance activities., Question: which of the following are a type of exercise? (A) resistance activities (B) fantasy football (C) sitting down (D) Relieve pain (E) Something that is self-aware (F) running for office (G) animal behaviorists (H) Riding a bike
Example Output: A

Example Input: Fact1: Organisms cluster around hydrothermal vents in the ocean floor., Fact2: Background Hot water vents form inside cracks in the ocean floor., Question: Organisms cluster around hot water inside cracks where? (A) loose soil (B) ocean floor (C) food and shelter (D) tectonic plates (E) the ground (F) allow growth (G) Absorb light (H) survive
Example Output: B

Example Input: Fact1: Light enters the eye through an opening called the pupil., Fact2: Light is the visible form of electromagnetic energy., Question: Electromagnetic energy enters the body through what part of the eye? (A) energy transport (B) pupil (C) iris (D) skin (E) eyehole (F) lenses (G) organ (H) nerves
Example Output:
B