input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Routine examination of a 17 years old asymptomatic boy reveals sho PR interval, and delta wave on ECG. The least effective measure for the boy would be:   (A) Hotter monitoring   (B) Treadmill stress test   (C) Beta blocker   (D) Reassurance
output: ['(B) Treadmill stress test <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hotter monitoring  (B) Treadmill stress test  (C) Beta blocker  (D) Reassurance <> possible answers', '  Routine examination of a 17 years old asymptomatic boy reveals sho PR interval, and delta wave on ECG. The least effective measure for the boy would be: <> context']