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: Microbiology
[{'content': 'Lysogenic conversion is seen in - \nSelect and explain. \nA. Diphtheria, B. Salmonella, C. Staphylococcus, D. E. coli', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]