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inn [45]
4 years ago
12

Help me in 71 and 72 please

Biology
1 answer:
SIZIF [17.4K]4 years ago
6 0
71) Seafloor spreading occurs because new material is being added to the asthenosphere

72) Ridges are formed when two continental plates collied.

Your answer is: 71) A ; 72) D 

Have an amazing day and stay hopeful!

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