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 advantages of cryosurgery over electrocau-terization are all except: \nSelect and explain. \nA. Less discomfort to the patient, B. Postoperative bleeding is much less, C. Postoperative vaginal discharge is also much less, D. Cervical stenosis is extremely rare', 'role': 'user'}, {'content': 'Answer: C \nExplanation: After cryosurgery there will be profuse vaginal discharge for about 2–3 weeks', 'role': 'assistant'}]