Multiple Choice
Deep oceanic trenches on Earth are locations at which:
A) cool surface material on Earth sinks below other material at a tectonic plate boundary.
B) volcanic material comes out from the deep interior at volcanic islands such as Hawaii.
C) dense material sank while lighter material rose to the surface during the early geological history of Earth and then froze in place.
D) molten lava oozes out between two tectonic plates that are slowly spreading apart.
Correct Answer:

Verified
Correct Answer:
Verified
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