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: Pathology
[{'content': "All are true about bacterial killing except - \nSelect and explain. \nA. MPO helps in formation of OCI, B. Chediak-Higashi syndrome is due to failure of phagolysosome formation, C. NADPH oxidase helps in formation of superoxide anion, D. Immune deficiency in Bruton's agammaglobulinemia  is not related to opsonization", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]