You Are on the Scene at the Home of a 66

You are on the scene at the home of a 66 year old man who is having a medical emergency and needs help taking his regular prescription medication. Before you give him his medication you must

A) obtain the man's vital signs and past medical history.
B) ask the man if he has taken any herbal supplements.
C) call for a medical direction consultation.
D) make sure you are giving him the right dose.