This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pediatrics
[{'content': "Select the FALSE combination of chromosomal pattern and the syndrome: \nSelect and explain. \nA. Mayer Rokitansky-46XY, B. Swyer's syndrome-46XY, C. Turner's syndrome-45XO, D. Klinefelter's syndrome-47XXY", 'role': 'user'}, {'content': "Answer: A \nExplanation: a. Mayer Rokitansky-46XY(Ref: Nelson's 20/e p 2628-2631)Mayer-Rokitansky-Kuster-Hauser syndrome (also called' Mullerian Agenesis') is characterized by the failure of development of uterus and vagina, in women with normal ovarian function and normal external genitalia.", 'role': 'assistant'}]