Instructions: 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").
Input: Fact1: astronauts require preserved food for extended flights, Fact2: Almost of process food, canned food and preserved food are decreased in their nutritive value., Question: astronauts require what food for extended flights (A) Glucose (B) canned (C) squids (D) complete (E) sugar (F) hydration (G) earthworm (H) nutrients
Output:
B