input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following is a reactive lesion of the gingiva that may demonstrate bone radiographically and often even microscopically?   (A) Osteoma   (B) Peripheral ossifying fibroma   (C) Traumatic neuroma   (D) Irritation fibroma
output: ['(B) Peripheral ossifying fibroma <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Osteoma  (B) Peripheral ossifying fibroma  (C) Traumatic neuroma  (D) Irritation fibroma <> possible answers', '  Which of the following is a reactive lesion of the gingiva that may demonstrate bone radiographically and often even microscopically? <> context']