Terrance is organizing wrenches in his toolbox. This list shows the sizes, in inches, for three of the wrenches.

1/2, 5/8, 9/16

Which list shows these fractions in order from least to greatest?
A. 1/2, 5/8, 9/16

B. 1/2, 9/16, 5/8

C. 9/16, 1/2, 5/8

D. 5/8, 9/16 1/2