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 OCl, B. Immune deficiency in Brutton's agammaglobinemia is not related to opsonization, C. Chediak-Higashi syndrome is due to failure of phagolysosome formation, D. NADPH oxidase helps in formation of superoxide anion", 'role': 'user'}, {'content': 'Answer: B \nExplanation: . Immune deficiency in Brutton&;s agammaglobinemia is not related to opsonization', 'role': 'assistant'}]