Does the table below represent a proportional relationship

Question

x 1 2 3 4 y 3 6 9 12
A. No because all numbers are positive
B.yes because all ratios of y to x are equal to 2
C.No because all ratios of y to x are not equal
D. Yes because all ratios of y to x are equal to 3

Answer 1

B. Yes because all ratios of y to x are equal to 2