Detailed Instructions: 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").
Q: Fact1: Adolescence is the last stage of life before adulthood., Fact2: Adolescence begins with puberty., Question: What does the last stage of life before adulthood begin with? (A) sexual reproduction (B) puberty (C) infancy (D) death (E) hormones (F) 22 months (G) vorticella (H) Pregnancy
A:
B