Which table show `y` as a function of `x`?

Question

A.
x= -13,-13,-13,-13
y= -2, 0, 5, 7
B.
x= -6, -1, -1, 10
y= 3, -1, 5, -9
C.
x= 1, 3, 7, 12
y= 4, 4, 4, 4
D.
x= -9, -2, 0, 0
y= -7, -5, 0, 6

Answer 1

B. x= -6, -1, -1, 10 y= 3, -1, 5, -9