This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C. Mycobacteria, Subject name: Skin
[{'content': 'Apple jelly nodules are seen in? \nSelect and explain. \nA. Lupus vulgaris, B. Scrofuloderma, C. Chancre, D. Atypical mycobacterial infection', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. (a) Lupus vulgarisRef: Rook's 8/e, p 31.14", 'role': 'assistant'}]