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: Dental
[{'content': 'Lupus vulgaris is – \nSelect and explain. \nA. Tuberculosis of skin, B. Basal cell CA, C. Squamous cell CA, D. Fox bite', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]