When one continental plate slides beneath another. 20+ pts
A.
the process of melting returns material to the Earth's surface.
B.
material from the Earth's surface is returned to the interior.
C.
material from the Earth's interior is always returned to the surface.
D.
weathering and erosion work to build high plateaus and mountain ranges.

i am positive it is c. condensing but i may be wrong

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.