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: Pathology
[{'content': 'A baby girl with ambiguous genitalia is found to have 21-hydroxylase deficiency of the salt-wasting type.Which of the following karyotypes would you expect to find? \nSelect and explain. \nA. 46, XX, B. 46, XY, C. 47, XXY, D. 47, XYY', 'role': 'user'}, {'content': 'Answer: A \nExplanation: . 46, XX', 'role': 'assistant'}]