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: information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring, Fact2: Intelligence is primarily a genetically inherited trait., Question: Intelligence primarily comes from what being pass down? (A) surname (B) Proteins (C) books (D) education (E) animals (F) Chromosomes (G) gene flow (H) satellites
F