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: Biochemistry
[{'content': 'Free radicals can be inactivated by the following enzymes EXCEPT \nSelect and explain. \nA. Glutathione peroxidase, B. Catalase, C. Superoxide dismutase, D. Myeloperoxidase', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]