Which phrase best describes subduction?me

a. collision between two tectonic plates

b. sinking of one tectonic plate under another

c. movements of tectonic plates across the earth's surface

d. spreading apart of two tectonic plates

I believe the correct answer from the choices listed above is option A. Subduction is the collision between two tectonic plates. It is the biggest crash scene here on Earth. It is a geological process where one plate moves under another and is forced down into the mantle.

Answer cumulus clouds;