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: Energy is passed up a food chain or web from lower to higher trophic levels., Fact2: Plants represent the first trophic level., Question: What passes energy up the food chain to adult vegans? (A) cows (B) animals (C) Batteries. (D) chickens (E) Power companies. (F) glucose (G) Humans. (H) Plants.

Output: H


Input: Consider Input: Fact1: Animals can communicate with sounds, chemicals, or visual cues., Fact2: Unlike animal communication, properly human communication is abstract and linguistic in nature., Question: Which of the following do humans not use to communicate? (A) chemicals. (B) limb amputation (C) emissions (D) sweating (E) smoking pipes (F) dry conditions (G) visible energy (H) heat or cold

Output: A


Input: Consider Input: Fact1: a refrigerator is used for keeping food fresh for a long period of time, Fact2: To prevent bacterial food poisoning, the basic rule is to keep hot foods hot and cold foods cold., Question: What prevents cold food from growing poisonous bacteria? (A) Dehydration (B) Cooking (C) a hydraulic system (D) sweating (E) refrigerators (F) fur and fat (G) an electric stove (H) hard outer covering


Output: E