The Nurse Is Preparing to Administer Penicillin G Intramuscularly to a Child

The nurse is preparing to administer penicillin G intramuscularly to a child. The child's parents ask why the drug cannot be given in an oral liquid form. What is the nurse's reply?

A) "This drug causes severe gastric upset if given orally."
B) "This drug has a narrow therapeutic range, and the dose must be tightly controlled."
C) "This drug is absorbed much too quickly in an oral form."
D) "This drug would be inactivated by enzymes in the stomach."