input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In a patient with implanted cardiac pacemaker (defibrillator),which of the following investigation is useful to know the position of the misplaced implant ?.   (A) X-ray   (B) CT scan   (C) MR1   (D) USG
output: ['(A) X-ray <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) X-ray  (B) CT scan  (C) MR1  (D) USG <> possible answers', '  In a patient with implanted cardiac pacemaker (defibrillator),which of the following investigation is useful to know the position of the misplaced implant ?. <> context']