If A=1,2A = \\{1, 2\\}A=1,2, what is P(A)P(A)P(A)?
emptyset,1,2,1,2\\{\\emptyset, 1, 2, \\{1, 2\\}\\}emptyset,1,2,1,2
emptyset,1,2,1,2\\{\\emptyset, \\{1\\}, \\{2\\}, \\{1, 2\\}\\}emptyset,1,2,1,2
1,2\\{1, 2\\}1,2
1,2\\{\\{1\\}, \\{2\\}\\}1,2