As new seafloor moves away from an ocean rodge, does it become less dense? ​

As new seafloor moves away from an ocean ridge, the seafloor cools and becomes less dense than the material beneath it.

Explanation:

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answer: a.letter a . . letter "correct answer"

b.letter c . . letter b "not b'

c.letter a . . letter b

d.letter b . . letter a

explanation:

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