Compute the following set operations, given the sets: U - {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20} A = {1, 2, 6, 7, 12, 16, 17, 18, 20} B = {x ( U : x is a multiple of 2} C = (xEU :x >5}