What Is the Cause of the Magmas Currently Erupting in the Hawaiian

What is the cause of the magmas currently erupting in the Hawaiian Islands?

A) shallow decompression melting of a fixed mantle plume, with magmas rising through the NW-moving Pacific plate
B) flux-melting associated with subduction and a convergence between two sub-plates in the Pacific basin
C) shallow decompression melting along a mid-Pacific ridge, spreading NE-SW
D) shear melting associated with a mid-Pacific transform fault