The Dose of Amoxicillin Given to a Young Child Is

The dose of amoxicillin given to a young child is 40 mg/kg of body weight/day.If the amoxicillin is administered as a suspension having a concentration of 400 mg/5 mL,how many mL of amoxicillin must be administered per dose for a child weighing 18 pounds?

A) 2) 0 mL
B) 4) 1 mL
C) 4) 5 mL
D) 9) 9 mL