What is the name of the theory that explains how forces deep within Earth can cause ocean floors to spread and continents to move A. continental drift
B. tectonic kinetics
C. plate tectonics
D. wave motion

Plate tectonics

Explanation:

Plate tectonics is the scientific theory explaining the movement of the earth's crust. It is widely accepted by scientists today. Recall that both continental landmasses and the ocean floor are part of the earth's crust, and that the crust is broken into individual pieces called tectonic plates