A jury pool has 15 people that are married and 19 people that are not married, from which 12 jurors will be selected. Assuming that each person is equally likely to be chosen and that the jury is selected at random without replacement, find the probability that the jury consists of the following. (Give answer as a fraction or a decimal out to at least 4 places. If your answer is very small use scientific notation out to 4 decimal places for example 3.3421E-6.)
(a) all married people.
(b) all not married people.
(c) 8 married and 4 that are not married.
(d) 6 married and 6 that are not married.