This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'false negative mantoux test is seen in A/E - \nSelect and explain. \nA. Immunocompromised, B. Chicken pox, C. Malnourished, D. Measles', 'role': 'user'}, {'content': 'Answer: B \nExplanation: All are correct answers Park Pg no:185', 'role': 'assistant'}]