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Which of the following graphs is not a function?
a.
On a coordinate plane, points are at (negative 3, 5), (negative 2, 4), (negative 1, 3), (0, 2), (1, 3), (2, 4).
c.
On a coordinate plane, points are at (negative 3, negative 1), (negative 2, 0), (negative 1, 1), (0, 2), (1, 3), (2, 4).
b.
On a coordinate plane, points are at (negative 3, 3), (negative 2, 3), (negative 1, 3), (0, 3), (1, 3), (2, 3).
d.
On a coordinate plane, points are at (2, negative 1), (2, 0), (2, 1), (2, 2), (2, 3), (2, 4).



Please select the best answer from the choices provided


A
B
C
D