Why Does Earth Have Dry Land

Why does Earth have dry land?

A) There is not enough water to cover the surface completely.
B) All planets of the solar system have dry land.
C) Earth has continental crust, which rides isostatically higher than oceanic crust because it is relatively thick and less dense.
D) The mid-ocean ridges push up the bottom of the seafloor above sea level. Eventually there will not be any ocean left.
E) All of these are correct.

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