The Primary Difference Between Lithospheric and Asthenospheric Mantle That Gives

Multiple Choice

The primary difference between lithospheric and asthenospheric mantle that gives rise to numerous divergent patterns of physical behavior,is ____________.

A) physical state (the lithosphere is solid;the asthenosphere is liquid)
B) chemical composition (the lithosphere is mafic;the asthenosphere is felsic)
C) temperature (the lithosphere is cooler than the asthenosphere)
D) chemical composition (the lithosphere is felsic;the asthenosphere is mafic)