A 33 year old patient presents with fluttering sensation in chest since last few months. P is 138/85 mmHg, temperature is 37.2 C & heart rate is 120/min. He has been given a trial of various antiarrhythmics but none of them provided adequate relief. There is no family history of arrythmias. Review of systems reveal no significant findings. ECG of the patient is attached. Which of the following treatment can be used for this patient’s arrhythmia?

A) Surgical ablation of juction between superior vena cava & right atrium

B) Replacement of dysfactional mitral valve due to molecular mimicry

C) Surgical ablation of cavotricuspid isthmus

D) Surgical ablation of pulmonary veins

E) Broad spectrum antibiotics