Which table shows a proportional relationship between x and y?
A. table AIn row 1, x is 1 and y is 5.
In row 2, x is 3 and y is 12.
In row 3, x is 4 and y is 18.
In row 4, x is 6 and y is 30.
B. table BIn row 1, x is 1 and y is 3. In row 2, x is 2 and y is 6. In row 3, x is 4 and y is 12. In row 4, x is 5 and y is 15.
C. table CIn row 1, x is 0 and y is 4. In row 2, x is 2 and y is 8. In row 3, x is 4 and y is 12. In row 4, x is 7 and y is 18.
D. table DIn row 1, x is 1 and y is 4. In row 2, x is 2 and y is 10. In row 3, x is 3 and y is 12. In row 4, x is 6 and y is 26.