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': 'Lipofuscin, the golden yellow pigment is seen in hea muscle - \nSelect and explain. \nA. Hyperophy, B. Atrophy, C. Hyperplasia, D. Infarction', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Atrophy", 'role': 'assistant'}]