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: microscope is used to see small things by biologists by making them appear bigger, Fact2: Bacteria are very small., Question: What do biologists use microscopes for? (A) rays or beams (B) Deoxyribonucleicacid (C) to listen for bacteria (D) An object is seen (E) mutations (F) to record data (G) to see quarks (H) to see bacteria
Output:
H