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': 'The mutation associated with X linked Alpo Syndrome is: \nSelect and explain. \nA. COL4A1, B. COL4A3, C. COL4A4, D. COL4A5', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Alpo Syndrome (AS) AS, X-linked- COL4A5 AS, autosomal recessive - COL4A3 and COL4A4 AS, autosomal dominant - COL4A3 and COL4A4 Benign familial hematuria - COL4A3 and COL4A4 AS with diffuse leiomyomatosis- COL4A5 and COL4A6 Ref: Dan Med Bull 2009; 56:105-52', 'role': 'assistant'}]