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: Consider Input: Fact1: staying warm has a positive impact on an animal 's survival, Fact2: With a thick fur coat and 4 inches of fat a bear stays warm., Question: What has a positive impact on an animal's survival? (A) four limbs (B) sensory neurons (C) low water availability (D) fur and fat (E) loss of food (F) heat energy (G) hormones (H) destruction of habitat

Output: D

Input: Consider Input: Fact1: poisonous darts are used for defense by sea anemones, Fact2: Sea anemones are related to jellyfish and coral., Question: what are used for defense by an organism related to jellyfish and coral (A) poisonous darts (B) Chemicals (C) specialized (D) by parasitizing them (E) chondrocytes (F) flagella (G) Microscopic vessels. (H) a sponge

Output: A

Input: Consider Input: Fact1: refracting sunlight causes sunlight to split into different colors, Fact2: Lenses bend, or refract, light., Question: What causes sunlight to split into different colors? (A) energy (B) heat (C) a wave (D) moonlight (E) paint (F) Energy. (G) rocks (H) lenses
Output: H