Definition: 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: Fact1: nerves can be used to feel heat and pressure on the skin, Fact2: Sensory Nerve Endings are in involved in sensory reception., Question: How do you feel heat on your skin? (A) It burns (B) Something coming from a gland (C) Water vapor cooling (D) Your sensory system picks it up (E) Your skin peels (F) matter vibrating (G) Your skin turns red (H) By wind and rain
Output:
D