Which subset of the points would represent the graph of a function?

A. {(0, -3), (1, -1), (2, 1), (3, 3)}
B. {(0, -3), (1, -1), (2, 1), (0, 3)}
C. {(0, 3), (1, -1), (0, -3), (3, 3)}
D. {(0, -3), (0, 3), (2, 1), (3, 3)}