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: Consider 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

Output: B


Input: Consider Input: Fact1: Insulin helps cells take up glucose from the blood., Fact2: Insulin made by a person's own pancreas is endogenous insulin., Question: what type of compounds produced by a person's pancreas help cells take up compounds (A) Energy (B) natural (C) mineral (D) endogenous (E) Break down food (F) it needs them (G) sweat glands (H) Energy.

Output: D


Input: Consider Input: Fact1: creating wood-free paper does not require cutting down trees, Fact2: For that, the player needs lumberjacks to cut down the trees., Question: Creating wood-free paper does not require what? (A) scarce resources (B) patience (C) deforestation (D) testing (E) science (F) lumberjacks (G) Energy. (H) carbon dioxide


Output: F