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: an egg requires warmth to survive, Fact2: Inside the egg, the developing rattlesnake is nourished by the yolk of the egg., Question: a developing rattlesnake requires what to survive (A) warmth (B) companionship (C) nutrients (D) shade (E) desert (F) food (G) energy (H) air

Ex Output:
A

Ex Input:
Fact1: Sperm are deposited in the vagina during sexual intercourse., Fact2: Male gametes are sperm., Question: What are deposited in the vagina during sexual intercourse? (A) several genes (B) prokaryotic cells (C) cilia (D) female gametes (E) testicles (F) male gametes (G) irritants (H) Vibrissae

Ex Output:
F

Ex Input:
Fact1: a plant requires food for survival, Fact2: Life is no longer merely survival, but growth and thriving., Question: Why do plants need food? (A) to run from predators (B) for shelter (C) organic molecules (D) to die (E) hydrate their cells (F) genetic diversity (G) to stay warm (H) to grow and thrive

Ex Output:
H