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: hydropower requires damming a river, Fact2: Hoover Dam, the first dam on the Colorado River below Grand Canyon, was built between 1931 and 1935., Question: Which of these produces hydropower? (A) deuterostomes (B) Wind Turbines (C) power stations (D) Suez Canal (E) trout (F) Old Faithful Geyser (G) Hoover Dam (H) stations
Example Output: G

Example Input: Fact1: pushing on the pedals of a bike cause that bike to move, Fact2: Bike shoes allow a rider to pull during the whole pedal stroke., Question: pushing with strokes on a bike cause that bike to what (A) Lift (B) bend (C) bounce (D) power (E) move (F) break (G) motion (H) speed
Example Output: E

Example Input: Fact1: predicting weather requires studying weater, Fact2: Meteorologists try to predict the weather., Question: Who studies weather? (A) some prokaryotes (B) related organisms (C) rapid changes occur (D) a french scientist (E) With feedback loops (F) Meteorologist (G) Epidemiologist (H) Astronomer
Example Output:
F