In General,when Rock Is Partially Melted,the Chemistry of the Melt

Multiple Choice

In general,when rock is partially melted,the chemistry of the melt is

A) more mafic than the original chemistry of the rock that was partially melted.
B) more felsic than the original chemistry of the rock that was partially melted.
C) identical to the original chemistry of the rock that was partially melted.
D) completely unpredictable (it could be more mafic or more felsic) .