A 1 : 500 Solution Has a Dosage Strength of

A 1 : 500 solution has a dosage strength of

A) 1 g of medication per 1,000 mL solution.
B) 5 g of medication per 100 mL solution.
C) 500 g of medication per 1 L solution.
D) 1 g of medication per 500 mL solution.