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 Input:
Fact1: smoking tobacco decreases stamina, Fact2: Decreased stamina or stunted growth are two important signs that a murmur is significant., Question: Smoking tobacco can cause what? (A) heart health (B) lymphoma (C) murmur (D) good lungs (E) heart strength (F) cancer (G) disease (H) symptoms

Ex Output:
C


Ex Input:
Fact1: coal is used for generating heat by burning, Fact2: Gasoline is extremely flammable and can explode and burn if ignited., Question: coal is used for generating heat and can what? (A) melt (B) explode (C) run (D) kill (E) heat (F) energy (G) stay warm (H) freeze

Ex Output:
B


Ex Input:
Fact1: if a tree falls then sunlight becomes available to the surrounding plants, Fact2: Many small plants grow in the shade under the trees., Question: Previously shaded areas now have sunlight available when what happens? (A) trees planted (B) scattered light (C) water poured (D) It decreases (E) bloom time (F) greenhouses built (G) it can be seen (H) tree falls

Ex Output:

H