Which of the following relationships are functions?(1 point)

Question

A) (-1, 3), (-4, 3), (-2, 3), (0, 3)

B) (8, 2), (6, 5), (7, -1), (6, 5)

C) (2, 4), (2, 7), (2, -1), (2, 0)

D) (8, 2), (6, -5), (7, -1), (6, 5)

Answer 1

A) (-1, 3), (-4, 3), (-2, 3), (0, 3)

C) (2, 4), (2, 7), (2, -1), (2, 0)