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': 'All of the following are features of mullerian agen- esis except:4 \nSelect and explain. \nA. 46 XX karyotype, B. Normal breast development, C. Absent vagina, D. Ovarian agenesis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]