14. return to the atlantic ocean basin. diagram a cross-section of the basin based upon what you see on google earth. include the labels: continental shelf, continental slope, continental rise, abyssal plain, oceanic ridge and rift valley.

A,b,c is the answer to the question

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.