Q: 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: Earth 's magnetic patterns are used for finding locations by animals that migrate, Fact2: Whales migrate further than any other animal., Question: what uses earth's magnetic patterns to find locations? (A) mars (B) omnivores (C) bacteria (D) Lobsters (E) h2o (F) humans (G) pigeons (H) whales
A:
H