During a Surgical Procedure Using Ketamine as the Induction and Maintenance

During a surgical procedure using ketamine as the induction and maintenance agent,the perioperative nurse should:

A) promote a safe,quiet,and low-stimulus environment of care.
B) maintain close proximity to the patient and anesthesia provider in case the patient has hallucinations.
C) have the difficult airway cart in the room in case of respiratory distress.
D) monitor the dosage and amount of ketamine used.