Given the following sets of numbers, what is the complement of set A?
U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
A = {3, 5, 7, 10)
A' = {[ ? ]}
A. 3, 5, 7, 10
B. 1, 2, 4, 6, 8, 9
C. 5, 6, 7, 8, 9, 10
D. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10