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': 'What is the inheritance pattern of congenital adrenal hyperplasia ? \nSelect and explain. \nA. AD, B. AR, C. XD, D. XR', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Refer the byte "mendelian disorder and their inheritance pattern".', 'role': 'assistant'}]