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: Energy is passed up a food chain or web from lower to higher trophic levels., Fact2: Each trophic level has less biomass and a loss of energy content., Question: what happens to energy as it goes up levels? (A) Decibels (B) heat produced (C) decreases (D) Evaporation (E) It expands (F) radiation (G) glucose (H) dehydration
Output:
C