What did scientists observe in the ocean floor which indicates that the Pacific Ocean is becoming smaller?(1 point)

Responses

spreading
spreading

continental drift
continental drift

subduction
subduction

plates floating on the mantle

1 answer

The correct response is subduction. Scientists observe that the Pacific Ocean is becoming smaller due to the subduction of tectonic plates, where one plate moves under another and sinks into the mantle. This process results in the reduction of the ocean basin.