Why would decompression of the mantle cause the production of mafic magma?
A) Mafic magma is produced at high pressures.
B) With less pressure comes higher melting points.
C) Mafic magma is produced at low pressure.
D) With less pressure comes lower melting points.

Question

Quizplus · Accepted Answer

With less pressure, the mantle rocks can melt at lower temperatures, which would produce mafic magma.

Why Would Decompression of the Mantle Cause the Production of Mafic