I'll give you a question, please answer with step-by-step reasoning process.
What can prevent 90 percent of the body's heat loss?\nOptions:\n- (A) Masks\n- (B) fur\n- (C) coats\n- (D) bald head\n- (E) increase body fat\n- (F) sweaters\n- (G) skin\n- (H) hair

(H)
Head hair is especially important in preventing heat loss from the body.

Almost 90 percent of the body's heat loss is from the head.

Without hair, 90 percent of the body's heat would be lost.

.

The answer is (H)