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': 'What is the most common complication after radical hysterectomy : \nSelect and explain. \nA. Ureteral injury, B. Bladder atony, C. Prolapse of vaginal vault, D. Bowel dysfunction', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ureteral injury', 'role': 'assistant'}]