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': 'Rapidly progressive glomerulonephritis is histologically characterised by the presence of numerous - \nSelect and explain. \nA. Intramembranous dense deposits, B. Atrophic proximal convoluted tubules, C. Hyalinized small aerioles, D. Epithelial cell crescents', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is `d' i.e., Epithelial cell crescents", 'role': 'assistant'}]