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").

[EX Q]: Fact1: predicting weather requires studying weater, Fact2: Meteorologists try to predict the weather., Question: What do meteorologists study? (A) Meatballs (B) amount of heat (C) Meteors (D) The weather. (E) related organisms (F) Music (G) air masses (H) Seisometers
[EX A]: D

[EX Q]: 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
[EX A]: F

[EX Q]: Fact1: a wildfire changes an ecosystem drastically, Fact2: Very large ecosystems are known as biomes ., Question: Wildfire changes a biome how? (A) rarely (B) changes in size (C) homeostasis (D) only in the past (E) very complex (F) little (G) the environment (H) drastically
[EX A]:
H