What is typically occurring when magmatism occurs far away from plate boundaries?
A) new oceanic crust is created at mid-ocean ridges
B) large volcanoes are built above subduction zones
C) some type of thermal disturbance is occurring in the mantle
D) all of these

Question

Quizplus · Accepted Answer

Magmatism far from plate boundaries is usually associated with thermal disturbances in the mantle, such as mantle plumes or hotspots, rather than the processes at mid-ocean ridges or subduction zones.

What Is Typically Occurring When Magmatism Occurs Far Away from Plate