9. Which of the following statements is a possible cause of plate movement?
A. Plate tectonic occurs because of the strong gravitational force which causes
the lithosphere to sink
B. Plate movement occurs due to the convection current of magma in the
mantle which causes continents to break and move away along divergent
boundaries
C. Plate movement occurs due to the force of ocean water surrounding the
continent which causes the lithosphere to sink.
D. Plate movement occurs due to the changes in the Earth's atmosphere which
pulls the lithosphere away from each other.​