Answer the following question given this paragraph: 

Most cells are so small that you cannot see them without the help of a microscope . It was not until 1665 that English scientist Robert Hooke invented a basic light microscope and observed cells for the first time, by looking at a piece of cork. You may use light microscopes in the classroom. You can use a light microscope to see cells ( Figure below ). But many structures in the cell are too small to see with a light microscope. So, what do you do if you want to see the tiny structures inside of cells?.


Q: What would you need to see most cells?

 Choices:

- ultraviolet

- infrared

- mirror

- microscope

A:
microscope
