Given the task definition and input, reply with output. 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").

Fact1: Most reptiles have good eyesight and a keen sense of smell., Fact2: Bats have good eyesight and rely on vision for long-distance orientation., Question: What rely on vision for long-distance orientation? (A) alpacas (B) mammals (C) graptolites (D) fur seals (E) fur and fat (F) insects (G) most reptiles (H) to move people
G