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: Chromosomes are coiled structures made of DNA and proteins., Fact2: DNA stands for Deoxyribonucleicacid., Question: What are chromosomes made of? (A) Deoxyribonucleicacid, protein (B) sulfuric acid, fat (C) Chemical energy (D) protein, hydrobromic acid (E) boric acid, protein (F) Something that comes in a bundle of fibers (G) sub-units of species (H) A compound that donates proton
A