4. [15 marks] In a game of cards you are dealt 4 cards at random from a standard deck of 52 (without replacement]. A standard deck of 52 contains 13 different denominations of cards (ace, 2, 3, ..., 10, jack, queen, king], each in four different suits (hearts, spades, diamonds and clubs]. 3] [5 marks] What is the probability of being dealt a hand where all 4 cards are different suits [call this event A]? b] [5 marks] What is the probabilityr of being dealt a hand with at least two cards of the same denomination {call this event B]? c] [5 marks] What is the probability of being dealt either of the hands described in parts (a): and [b]