This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Which of the following is the treatment of choice for Atrial Fibrillation in patients with WPW Syndrome who are hemodynamically unstable: 
Select and explain. 
A. Procainamide, B. Digoxin, C. DC Cardioversion, D. Radiofrequency Ablation of the bypass tract
C: DC Cardioversion
Answer: C: DC Cardioversion 
Explanation: Answer is C (DC Cardioversion) DC Cardioversion is the treatment of choice to terminate Atrial Fibrillation in patients with WPW Syndrome who are hemodynamically unstable (Life threatening Situations).