This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T., 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. Pencilary artery., D. Splenic trabeculae.', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e. Sinusoids of red pulp.", 'role': 'assistant'}]