Most hot spots are considered to be:
A) crustal expressions of a rising plume of hot magma
B) volcanoes with an active lava flow
C) seamounts with no active flow of lava

Question

Quizplus · Accepted Answer

Hot spots are generally understood as surface expressions of underlying mantle plumes, which are columns of hot magma rising from deep within the Earth. These plumes reach the crust and can create volcanic activity, often independent of tectonic plate boundaries.

Most Hot Spots Are Considered to Be