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

List : 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