If y = 8x - 2, which of the following sets represents possible inputs and outputs of the function, represented as ordered pairs?
{ (-1, - 1), (3, 15), (-4, 0) }
{ (7, 35), (4, 17), (2, 10) }
{ (2, 5), (8, 50), (9, 66) }
{ (-2, - 18), (2, 14), (0, - 2) }
