(30 POINTS) PLZ HELP THIS IS IMPORTANT

Which table shows a proportional relationship between x and y?

x 1 4 5 10
y 15 60 70 120

x 3 4.5 8 12
y 2 3 4 8

x 8 12 14 16
y 2 3 4 5

x 1 2 5 7
y 5 10 25 35

Plz help me