A box of candy hearts haves 52 hearts, of which 19 are white, 10 are tan, 7 are pink, 3 are purple, 5 are yellow, 2 are orange, and 6 are green. If you select nine pieces of candy randomly from the box, without replacement, give the probability that
(a) Three of the hearts are white.
(b) Three are white, two are tan, one is pink, one is yellow, and two are green.