The Following Are Disadvantages of Drug Administration by Injection EXCEPT

The following are disadvantages of drug administration by injection EXCEPT:

A) There is little time to correct an unexpected drug reaction or accidental overdose.
B) Once a drug is injected,it cannot be removed from the body as can with an orally administered drug.
C) Drug injection requires that sterile procedures are used otherwise infection may be introduced into the body.
D) This method of drug administration is slower and the response may be unpredictable.