Which of These Has a Geometric Model

Which of these has a geometric model?

A) The number of people we survey until we find someone who owns an iPod.
B) The number of black cards in a 10-card hand.
C) The colors of the cars in the grocery store parking lot.
D) The number of cards drawn from a deck until we find all four aces.
E) The number of hits a baseball player gets in 6 times at bat.