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

Responses

continental drift
continental drift

subduction
subduction

plates floating on the mantle
plates floating on the mantle

spreading
spreading

1 answer

The correct response is subduction. Scientists observe subduction zones, where one tectonic plate is being forced under another, indicating that the Pacific Ocean is becoming smaller as its oceanic crust is recycled back into the mantle.