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: Ribosomes are small organelles where proteins are made., Fact2: Proteins are assembled on floating ribosomes., Question: Proteins are assembled on small floating what? (A) boats (B) red blood cells (C) proteins (D) gastropod shells (E) plates (F) an object (G) graptolites (H) Organelles.
A:
H