At the Beginning of Rounds,when the Nurse Enters the Room,what

At the beginning of rounds,when the nurse enters the room,what should be done first?

A) Check the intravenous (IV) infusion site for swelling or redness.
B) Check the infusion pump settings for accuracy.
C) Make eye contact with the patient,and introduce himself or herself as the patient's nurse.
D) Offer the patient something to drink.