Fact 1: Microscope is used to see small things by biologists by making them appear bigger. Fact 2: Mites are almost microscopic and best seen with a hand lens or magnifying glass. Given the two facts above, what or or magnifying glasses are used to see small things to make them appear bigger?

OPTIONS:
a). mirrors;
b). satellites;
c). hand lenses;
d). electricity;
e). an image;
f). sea urchins;
g). barrel-shaped;
h). squids;
The answer is:
c).