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': 'Complex granular corpuscles are produced by - \nSelect and explain. \nA. Oligodendrocytes, B. Astrocytes, C. Microglia, D. Vascular endothelium', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Complex granular corpuscels are produced by microglia.', 'role': 'assistant'}]