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: Courtship is behavior that is intended to attract a mate., Fact2: Complex courtship rituals precede mating., Question: What are behavior that is intended to attract a mate? (A) a doorbell (B) firm hugs (C) Complex rituals (D) Riding a bike (E) Behaviour modifications (F) Magnets (G) honeybees (H) Friendship

Ex Output:
C

Ex Input:
Fact1: a mirror is used for reflecting light, Fact2: Light seems to travel in rays or beams., Question: what can a mirror be used to reflect? (A) noble gases (B) air particles (C) glass (D) focusing a lens (E) rays or beams (F) photons (G) sun's heat (H) an electron lens

Ex Output:
E

Ex Input:
Fact1: Annelids have the amazing capacity to regrow segments that break off., Fact2: Annelids include earthworms and leeches., Question: What do earthworms do when a segment breaks off (A) Dies (B) Regrows it (C) Reproduces (D) Sediment (E) root growth (F) migrate (G) Stops growing (H) roots

Ex Output:
B