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: Medicine
[{'content': "Histological scoring' of chronic hepatitis does not include - \nSelect and explain. \nA. Periportal inflamation, B. Portal fibrosis, C. Bridging necrosis, D. Cholestasis", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]