The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A smoker presents with recent onset breathlessness and ECG was done. The diagnosis is?   (A) Atrial fibrillation   (B) Paroxysmal supraventricular tachycardia   (C) Acute myocardial infarction   (D) Multi-focal atrial tachycardia
['(D) Multi-focal atrial tachycardia <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Atrial fibrillation \n (B) Paroxysmal supraventricular tachycardia \n (C) Acute myocardial infarction \n (D) Multi-focal atrial tachycardia <> possible answers', '  A smoker presents with recent onset breathlessness and ECG was done. The diagnosis is? <> context@']