Question

a select is a seafloor mountain system formed by plate tectonics. select mid - atlantic bridge mid - ocean wave mid - ocean ridge mid - pacific coast

Explanation:

The image depicts seafloor spreading, where magma rises at a central underwater mountain range created by tectonic plate divergence. This geological feature is defined as a mid-ocean ridge, which matches the description of a seafloor mountain system formed by plate tectonics. The other options are incorrect: mid-Atlantic bridge is not a geological term, mid-ocean wave refers to ocean surface waves, and mid-Pacific coast is a continental coastal region.

Answer:

mid-ocean ridge