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").

Ex Input:
Fact1: fat is used to keep animals warm, Fact2: Humans are a new type of animal., Question: what uses fat to keep warm? (A) Lobsters (B) bacon (C) humans (D) pigeons (E) insects (F) omnivores (G) plants (H) bears

Ex Output:
C


Ex Input:
Fact1: Insects may live in large colonies and have complex social behaviors., Fact2: Like other ants, the fire ant is a social insect., Question: What may live in large colonies? (A) animals (B) tigers (C) tardigrades (D) fire ants (E) bears (F) honeybees (G) orchids (H) graptolites

Ex Output:
D


Ex Input:
Fact1: Ejaculation occurs when muscle contractions propel sperm from the epididymes., Fact2: Male orgasm and ejaculation are inhibited., Question: In the male orgasm, where is sperm propelled from? (A) seeds (B) pollen (C) distance (D) organ (E) sensory neurons (F) direct energy (G) epididymes (H) electrically

Ex Output:

G