A 56-year-old woman presents to her physician because of recent onset of chest pain and dyspnea. Six weeks earlier the patient suffered anMI. Her physical examination is remarkable for a friction rub over the fifth intercostal space in the midclavicular line together with an elevated jugular venous pressure. Which of the following myocardial complications is this individual most likely suffering from? * A- Cardiac arrhythmia , B- Dressler’s syndrome C- Left ventricular failure D- Thromboembolism E- Ventricular rupture