Which Aspect of Intravenous Therapy Could the Nurse Safely Delegate

Which aspect of intravenous therapy could the nurse safely delegate to the unlicensed assistive personnel (UAP) ?

A) Watching the IV insertion site of the client who complained of pain at the site
B) Changing the IV site dressing on the client's left hand
C) Reporting client's complaints of pain or leakage from the IV site when bathing the client
D) Replacing client's IV solution when bag runs dry if it is only D₅W,without medications added