Respuesta :

The answer is B because as plates made of oceanic crust pull apart, a crack in the ocean floor appears. Magma then oozes up from the mantle to fill in the space between the plates, forming a raised ridge called a mid-ocean ridge.
AriannaBunnyB
Hi!
Answer:
B) Two tectonic plates pullaway from each other, forming a rift valley or midocean ridge.
Hope this helps u! ;)
-Ari.

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