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': 'Factors precipitating Hepatic encephalopathy include all EXCEPT \nSelect and explain. \nA. Infection, B. Magnesium Trisilicate therapy, C. Hypokalaemia, D. Gastrointestinal bleeding', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]