Which of the following should be set when preparing to perform cardiac defibrillation to a patient with pulseless ventricular tachycardia?

A. The defibrillator should be synchronized to the 'R' wave.
B. Energy setting should be kept at 50 joules or less, monophasic.
C. Synchronization should be off.
D. Monophasic is more effective than biphasic.

Answer: C. Synchronization should be off.