The Reason Venus Has Very Few Impact Craters Compared with the Moon

Multiple Choice

The reason Venus has very few impact craters compared with the Moon is believed to be that

A) lava flows have covered all but the most recent craters.
B) Venus formed closer to the Sun than did the Moon,where the cratering rate was much lower.
C) the surface of Venus has been subducted into the mantle over periods of several hundred million years.
D) erosion due to wind and rainfall has worn away all but the most recent craters.