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: cooking food requires adding heat energy, Fact2: Meat is a nutrient-dense food., Question: what requires adding heat energy to cook? (A) edible (B) corn (C) apples (D) coffee (E) making (F) trout (G) sugar (H) meat

Ex Output:
H


Ex Input:
Fact1: Viruses cause many human diseases., Fact2: Examples include influenza, rabies, HIV, and Herpes viruses., Question: What causes human disease? (A) HPV (B) UV (C) minerals (D) Tamiflu (E) mold (F) HIV (G) human growth (H) CFCs

Ex Output:
F


Ex Input:
Fact1: if all members of a species cannot produce offspring then that species will likely become extinct, Fact2: Passenger pigeons are extinct., Question: What could not produce enough offspring? (A) Deoxyribonucleicacid (B) killer whales (C) Echinoids (D) single-celled organisms (E) sparrows (F) great white sharks (G) passenger pigeons (H) one celled organisms

Ex Output:

G