Question

continental drift and sea floor spreading contributed to the theory that states that earths lithosphere consists of 12 plates that are in constant motion. what do we call that theory? a the theory of pangea b the theory of convergent boundaries c the theory of plate tectonics d the theory of alfred wegener

Explanation:

Continental drift and sea - floor spreading are key concepts in the theory that Earth's lithosphere is divided into 12 plates in constant motion, which is the theory of plate tectonics.

Answer:

C. The Theory of Plate Tectonics