Why Are There Fewer Large Craters on the Seafloor Than

Why are there fewer large craters on the seafloor than on the continents?

A) The seafloor crust is younger than the continental crust.
B) The oceans slow large impactors and prevent them from making craters.
C) The oceans erode away craters faster than erosion processes on land.
D) Large impactors primarily strike land masses.
E) Large impactors aim for life-forms such as dinosaurs.