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': 'Albumin infusion for parenteral use is restricted because \nSelect and explain. \nA. It is costly, B. Carcinogenic, C. Does not raise oncotic pressure, D. All of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]