Suppose that we have a box containing 5 white marbles, 6 blue marbles and 4 yellow marbles. Now draw 4 marbles from this box and
let event A be the event "Draw at least three white marbles" and let event B be "Draw at least three blue marbles". The events A and B are: a) mutually exclusive
b) complementary
c) independent
d) impossible
e) none of the above
