This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics, Subject name: Pathology
[{'content': 'A 19-year-old female with sho stature, wide spread nipples and primary amenorrhea most likely has a karyotype of: (AI 2003) \nSelect and explain. \nA. 47, XX + 18, B. 46, XXY, C. 47, XXY, D. 45 X0', 'role': 'user'}, {'content': "Answer: D \nExplanation: Given features suggests the diagnosis of Turner's syndrome. Turner's syndrome Most common sex chromosomal disorder in phenotypic females. Results from complete or paial loss of one X chromosome (45, XO) Characterized by hypogonadism in phenotypic females.", 'role': 'assistant'}]