Detailed 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").
Q: Fact1: a greenhouse is used to protect plants from the cold, Fact2: Blizzards are heavy snows, very cold temperatures and high winds., Question: What protects plants from blizzards? (A) exoskeleton (B) rats (C) greenhouses (D) horses (E) The atmosphere (F) peachleaf willow (G) Blankets (H) dogs
A:
C