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': 'Not a feature of triad of hepatopulmonary syndrome \nSelect and explain. \nA. Liver disease, B. Hypoxemia, C. Pulmonary arteriovenous shunting, D. Cardiac dysfunction', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]