Q: 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: fat is used to keep animals warm, Fact2: Additionally, a layer of fat beneath the skin provides insulation., Question: How does insulation help animals? (A) stability (B) morality (C) sharks (D) fur (E) survive (F) electrical conductivity (G) fibers (H) warmth
A:
H