Erin writes the set of ordered pairs below. The set represents a function.

{(3, – 3), (5, 0), (– 1, 4), (– 6, 7)}

Erin claims that she can add any point to the set and have the set still represent a function.

Which of the following points can be used to show that Erin's claim is incorrect? Select three that apply.
A.(–6, 1)
B.(–1, 9)
C.(0, 5)
D.(1, 7)
E.(3, –2