Answer the following question given this paragraph: 

Oceans are the major source of water vapor in the atmosphere. Sunlight heats water near the sea surface ( Figure below ). As the water warms, some of it evaporates. The water vapor rises into the air, where it may form clouds and precipitation. Precipitation provides the freshwater needed by plants and other living things.


Q: What is the major source of water vapor in the atmosphere?

 Choices:

- drift

- sea

- streams

- ocean

A:
ocean
