During a Patients Care Conference, the Team Is Discussing Whether

During a patients care conference, the team is discussing whether the patient is a candidate for cardiac conduction surgery. What would be the most important criterion for a patient to have this surgery?

A) Angina pectoris not responsive to other treatments
B) Decreased activity tolerance related to decreased cardiac output
C) Atrial and ventricular tachycardias not responsive to other treatments
D) Ventricular fibrillation not responsive to other treatments