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': 'Liquefactive necrosis is seen in - \nSelect and explain. \nA. Hea, B. Brain, C. Lungs, D. Spleen', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Brain", 'role': 'assistant'}]