Let U={1,2,3,4,5}U = \{1, 2, 3, 4, 5\}U={1,2,3,4,5} be the universal set. What is UcU^cUc?
∅\emptyset∅
UUU
{1,2,3,4,5}\{1, 2, 3, 4, 5\}{1,2,3,4,5}
{0}\{0\}{0}