IF_A_FLUTTER_OR_SINUSOIDAL_WAVE-FORM_PERSISTS_FOR_MORE_THAN______SECONDS_IN_ANY_ECG_CHANNEL,_THEN_THE_MONITOR_ALARMS_FOR_VENTRICULAR_FIBRILLATION.?$

• A. 8 sec
• B. 2 sec
• C. 4 sec
• D. 12 sec