Which of the following lists of ordered pairs is a function?
O A. (1, 6), (2, 7), (4, 9), (0, 5)
B. (2, 4), (0, 2), (2, -4), (5, 3)
c. (0, 2), (2, 3), (0, −2), (4, 1)
O D. (1, 2), (1, -2), (3, 2), (3, 4)