Question

How are oceanic basins formed?
A. When there was an increase in available water, or a fall of landmass.
B. Due to seafloor spreading and the movement of tectonic plates.
C. When water has covered a large portion of the Earth's crust.
D. All of the choices​

Answer 1

Answer:

C. When water has covered a large portion of the Earth's crust is your correct answer