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: Social & Preventive Medicine
[{'content': 'Isolation is not carried out in one of the following- \nSelect and explain. \nA. Plague, B. Cholera, C. AIDS, D. Chicken pox', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]