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': "Enzyme replacement therapy is available for the treatment of the following disorder - \nSelect and explain. \nA. Gaucher's disease, B. Nieman-Pick disease, C. Hunter syndrome, D. Phenylketonuria", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]