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

Question

Responses

subduction
subduction

spreading
spreading

plates floating on the mantle
plates floating on the mantle

continental drift

Answer 1

Scientists observed subduction in the ocean floor, which indicates that the Pacific Ocean is becoming smaller. Subduction occurs where one tectonic plate moves under another and is forced into the mantle, leading to a reduction in the size of the ocean basin.