Definition: 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: Mammals conserve body heat with their hair or fur., Fact2: Coyotes classified as fur-bearing mammals., Question: How do coyotes conserve body heat? (A) They have webbed feet (B) sweating (C) With their fur (D) Having no hair (E) Exfoliation (F) storing water (G) Running really fast (H) Shivering
Output:
C