Which of the following tables represent a linear relationship that is also proportional?

A. x: -3, 0, 3
y: -4, -2, 0

B. x: -2, 0, 2
y: 0, 3, 6

C. x: -3, 0, 3
y: -4, -3, -2

D: x: -3, 0, 3
y: -2 0, 2