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: Consider Input: Fact1: killing microorganisms in food can be used to extend the shelf life of that food, Fact2: Cooking kills the microorganisms., Question: What can extend the shelf life of food? (A) cooking it (B) Enzymes (C) evaporation (D) rays or beams (E) running it under water (F) Proteins (G) seasoning it (H) putting it on a counter

Output: A


Input: Consider Input: Fact1: the Earth being tilted on its rotating axis causes seasons, Fact2: Weather changes from season to season., Question: Which natural occurrence comes from Earth being tilted on a rotating axis? (A) Changing weather (B) graptolites (C) permineralization (D) Movement (E) subtropical (F) dry and hot (G) swamp vegetation (H) global warming

Output: A


Input: Consider Input: Fact1: Viruses often infect bacteria., Fact2: Influenza viruses are restless., Question: What can infect bacteria? (A) heat or cold (B) bioaerosols (C) burning coal (D) white vinegar (E) harm them (F) vinegar (G) influenza (H) fungi


Output: G