Teacher: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").
Teacher: Now, understand the problem? Solve this instance: Fact1: Feathers help birds fly and provide insulation., Fact2: Penguins rely on their feathers for insulation., Question: What keeps penguins warm? (A) feathers (B) muscles (C) Blankets (D) Animal fur (E) staying warm (F) energy (G) blood (H) fur and fat
Student:
A