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15 votes
15 votes
What is seafloor spreading

A. The formation of new ocean crust when plates spread apart

B. The movement of a continent over time

C. The movement of a tectonic plate under another plate

D. The destruction of underwater mountains by plates

User PhilD
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1 Answer

11 votes
11 votes

Answer:

A

Step-by-step explanation:

The process by which molten materials add new oceanic crust to the ocean floor.

User Trts
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