(单选题) What is a microscope used for? (本题3.0分)

A、 Making very very small things look much bigger.
B、 Making very big things look much smaller.
C、 Helping you read some newspapers.
D、 Helping you if you can’t see things clearly.
出自:佳木斯大学-大学英语Ⅱ(专升本)