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: Specialization occurs when competing species evolve different adaptations., Fact2: Species is a group of interbreeding individuals., Question: Specialization occurs when competing groups of interbreeding individuals evolve different what? (A) color of leaves (B) fur and fat (C) forces (D) colors (E) frontal zones (F) graptolites (G) sensory neurons (H) adaptations
A:
H