Q: What is the column of hot rock that continuously brings hot rock up from the mantle toward the crust?


Read this paragraph and choose the correct option from the provided answers:

Some volcanoes form over active hotspots . Scientists count about 50 hotspots on the Earth. Hotspots lie directly above a column of hot rock called a mantle plume . Mantle plumes continuously bring hot rock up from the mantle toward the crust ( Figure below ). The rock melts due to the release of pressure.

 Choices:

- volcanic vent

- hotspot

- flue

- mantle plume


A:
mantle plume