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': 'Which of the following is the right choice of treatment for portasystemic encephalopathy? \nSelect and explain. \nA. Diuretics, B. High protein diet, C. Emergency portosystemic shunt surgery, D. Lactulose', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]