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: Animals use saturated fatty acids to store energy., Fact2: All cats are animals., Question: What use saturated fatty acids to store energy? (A) Raven (B) cats (C) the Sun (D) cattle (E) koalas (F) water (G) humans (H) rocks
B