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': 'Most common type of lupus nephritis ? \nSelect and explain. \nA. Memberanous, B. Mesangial, C. Focal proliferative, D. Diffuse proliferative', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is `d' i.e., Diffuse proliferative", 'role': 'assistant'}]