Question 11 Consider the set X of all sets of exactly three integers. Select all true statements about the set X. Not changed since last Select one or more: attempt Points out of a. X is infinite 1.00 b. [X) = [N), where N denotes the natural numbers Flag question c. X is countably infinite O d. X is uncountable O e. X is finite Question 12 Suppose we define a set S = ZU (R - Q). Then: Not changed since last Select one: attempt O a. None of the other answers. Points out of 1.00 Ob. S = R Flag question Oc. S