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': '"Lardaceous spleen" is due to deposition of amyloid in: \nSelect and explain. \nA. Sinusoids of red pulp, B. White pulp, C. Penicillary aery, D. Splenic trabeculae', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Sinusoids of red pulp', 'role': 'assistant'}]