This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'The cone of tissue removed in the operation of conization consists of : \nSelect and explain. \nA. All the racemose glands, B. Eroded area of the cervix, C. Some of the racemose glands, D. A+B', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A+B', 'role': 'assistant'}]