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: Surgery
[{'content': 'Commonest presentation of primary biliary cirrhosis- \nSelect and explain. \nA. Pruritis, B. Pain, C. Jaundice, D. Fever', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]