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': "'Disinfectant' kills the following - \nSelect and explain. \nA. All microorganisms, B. Pathogenic microorganisms, C. Viruses and fungi, D. Non - pathogenic microorganisms", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]