Let S = {5, 6, 7, 8, 9, 10, 11 } be a sample of an experiment and let X = {5, 8, 11), Y = 16, 7, 9}, and Ž = {5, 7, 9} be events. Which of the following statements is correct?
a) -X and Y are mutually exclusive events.
b) Z and Y are mutually exclusive events
c) X and Z are mutually exclusive events.
d) X and S are mutually exclusive events
e) X, Y, and Z are mutually exclusive events
f) None of the above