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").

Fact1: a polar bear requires a cold environment, Fact2: Polar bears live in the Arctic., Question: What is the temperature like in the Arctic? (A) Cold (B) Warm (C) heat (D) Rainy (E) Humid (F) 86400 (G) Unsafe (H) distal
A