The Nurse Is Caring for a Patient with Ventricular Tachycardia

The nurse is caring for a patient with ventricular tachycardia. Which care should the nurse prepare to provide to this patient?

A) immediate assessment and probable emergency intervention by the nurse
B) cardioversion, if sustained and symptomatic
C) administration of a potassium channel blocker
D) close observation for one hour prior to calling the physician
E) defibrillation to convert the rhythm in the awake patient