Given the task definition and input, reply with output. 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: Mites are almost microscopic and best seen with a hand lens or magnifying glass., Question: What or or magnifying glasses are used to see small things to make them appear bigger? (A) mirrors (B) satellites (C) hand lenses (D) electricity (E) an image (F) sea urchins (G) barrel-shaped (H) squids
C