The Physician Orders Potassium Chloride (Slow-K)80 MEq

The physician orders potassium chloride (Slow-K) 80 mEq.The solution contains 40 mEq per 15 ml.How many mL would you administer?

A) 30 mL
B) 213.3 mL
C) 2.13 mL
D) 300 mL