This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Brown atrophy is due to \nSelect and explain. \nA. Fatty necrosis, B. Lipofuscin, C. Haemosiderin, D. Ceruloplasmin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref, Robbins 8/e p10,532,7/e10,9/ep64', 'role': 'assistant'}]