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: a magnet moving in a coil of copper wire can cause an electric current, Fact2: An electrical current is a flow of electrons., Question: what can a magnet moving in a coil of copper cause? (A) pennies (B) h2o (C) kinetic energy (D) proton flow (E) heat energy (F) flow of electrons (G) Heart rate (H) electromagnetic energy
Example Output: F

Example Input: Fact1: plant requires seed dispersal for reproduction, Fact2: Reproductive investment was measured as seed mass, samara size, and dispersal ability., Question: What requires investment, seed mass, size and dispersal? (A) plants (B) Species (C) animals (D) coral (E) Oak (F) gene flow (G) Frogs (H) mussels
Example Output: A

Example Input: Fact1: a airplane is used for moving people across bodies of water, Fact2: An island is land surrounded by water., Question: People can be moved where in an airplane? (A) outer space (B) oceans (C) the moon (D) islands (E) Pacific (F) germany (G) the sun (H) Mountains
Example Output:
D