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22 October, 04:31

What is required for an ocean trench to form?

A. Subduction

B. Submarine canyons

C. Erosion

D. Passive margins

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Answers (2)
  1. 22 October, 04:47
    0
    I believe it's A, Subduction.
  2. 22 October, 04:56
    0
    A. Subduction
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