Answer the following question given this paragraph: 

Pillow lava is created from lava that enters the water. The volcanic vent may be underwater. The lava may flow over land and enter the water ( Figure below ). Once in the water, the lava cools very quickly. The lava forms round rocks that resemble pillows. Pillow lava is particularly common along mid-ocean ridges.


Q: Lava that enters the water is called what?

 Choices:

- lava flow

- magma runoff

- saltwater lava

- pillow lava

A:
pillow lava
