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: Medicine
[{'content': 'Characteristic features of Rokitanski-Kuster Hauser syndrome are all of the following except: \nSelect and explain. \nA. Absent uterus, B. Absent vagina, C. Anovulation, D. 46-XX', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer is C (Anovulation): Ovaries are normal and there is no reason for. anovulation. Meyer-Rokitansky-Kuster-Hauser Syndrome Absent vagina in a non functional uterus in a normal female (who is XX) Absent uterus with vaginal aplasia may thus be a feature of this syndrome.', 'role': 'assistant'}]