Which set of points below represents a function
0 (4,2), (6, 2), (6,4), (8,4)}
O {(1,2), (1,3), (1.4), (1,5)}
O (-1.8), (0, 10), (1, 12), (2, 14)
O . 9,2
{(11. 6), (11.4), (9.2). (7.0)}
Which set of point represent a function