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: Courtship is behavior that is intended to attract a mate., Fact2: Mating Ducks usually look for a mate or partner in winter., Question: Courtship is a behavior that animals use to attract what? (A) a pollinator (B) a partner (C) animals (D) a child (E) honeybees (F) humans (G) reproduce (H) a host
A:
B