Respuesta :

B is the only function, because every other set of pairs has 2 different y-values for a single x-value
aidenh6468

Hello!

I believe the answer is B) (9, 4), (5, 0), (1, -4), (-2, -6) and C) (1, 2), (0, 3), (1, 4), (6, 5)

I hope it helps!