Which table shows a proportional relationship?
A) x 1 2 3 4 5
y 4 7 10 13 16
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B) p 1 3 5 7 9
q 6 8 10 12 14
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C) r 5 10 15 20 25
s 1 2 3 4 5
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D) b 0 3 5 7 9
c 0 4 8 12 16