Question

Identify the relation that is also a function.Select one of the options below as your answer:
A. {(3, 4) (2, 3) (3, 6) (2, 0)}
B. {(2, -1) (3, 0) (4, 6) (1, -3)}
C. {(5, 0) (5, 1) (5, 2) (0, 4)}
D. {(4, 2) (4, -2) (9, 3) (9, -3)}