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

x y

0 2

4 4

8 6

x y

0 0

2 1

4 2

x y

0 1

5 3

10 5

x y

0 3

3 7

6 11

x y

0 2

4 4

8 6

x y

0 0

2 1

4 2

x y

0 1

5 3

10 5

x y

0 3

3 7

6 11