Question 2 10 pts earth's magnetosphere is the o molten core of the earth atmospheric layer between the surface and the stratosphere region in the earth's crust near each magnetic pole o region beyond earth's atmosphere wherc earth's magnetic field protects us from the solar wind

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.

Why you put last one a? i think is b.