You will be given a definition of a task first, then some input of the task.
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: Molecules of DNA are encoded with instructions that tell cells what to do., Fact2: Genes, made of DNA, carry the instructions for building proteins., Question: what do genes carry? (A) pollen (B) Energy (C) calories (D) instructions (E) Chemical energy (F) fat (G) acid (H) colors
Output:
D