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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Rahul kumar Best Answer
Answer (B) Mid-oceanic ridge Mid-oceanic ridge is the place of active volcanism where magma from deeper Earth comes to the surface and create mountain chains. Volcanic island is not a mountain chain; it's just an isolated volcanic mass commonly formed by mantle plumes. Trench is valley like feature form in subduction zone whereas reefs commonly form in continental shelf region.