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: Most genes contain the instructions for a single protein., Fact2: DNA contains the instructions, proteins carry out the instructions., Question: What in DNA, carried by genes, have instructions? (A) proteins (B) seeds (C) bioaerosols (D) ligt (E) blood (F) electrons (G) glucose (H) tissues
A:
A