An aluminum atom possesses three valence electrons, which is most likely to occur for an aluminum atom to obtain a complete valence shell? A. The atom will gain five valence electrons.
B. The atom will lose five valence electrons.
C. The atom will gain three valence electrons.
D. The atom will lose three valence electrons.

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic