Which of the following tables describes an inverse variation?
A. X 2 4 6 10
Y 30 15 10 6

B.X 2 4 6 10
Y 10 20 30 50

C. X 1 2 4 6 8
Y 2 1 2 1

D. X 2 4 6 8
Y 36 18 10 8​