Answer the following question given this paragraph: 

The process in which a liquid boils and changes to a gas is called vaporization . The temperature at which a liquid boils is its boiling point. The boiling point of water is 100°C (212°F). Other types of matter may have higher or lower boiling points. For example, the boiling point of table salt is 1413°C. The boiling point of nitrogen is -196°C.


Q: What is the process in which a liquid boils and changes to a gas?

 Choices:

- sublimation

- freezing

- melting

- vaporization

A:
vaporization
