(a) From a standard 52 card deck of playing cards, how many 5 card hands, containing exactly 3 Kings, are possible?

(b) From a standard 52 card deck of playing cards, how many 5 card hands, containing exactly 1 Diamond and at most 2 Spades, are possible?

(c) From a standard 52 card deck of playing cards, how many 5 card hands, containing exactly 1 Spade and twice as many Hearts as Clubs, are possible?

(d) From a standard 52 card deck of playing cards, how many 5 card hands, containing exactly 2 Clubs and at most 2 Aces, are possible?