Which of the following statements regarding ventricular fibrillation (V-Fib) is correct?

A: Loss of consciousness occurs within minutes after the onset of V-Fib.
B: Any patient in V-Fib must receive CPR for 2 minutes prior to defibrillation.
C: Patients in V-Fib should be defibrillated after every 60 seconds of CPR.
D: In V-Fib, the heart is not pumping any blood and the patient is pulseless.