This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacterial infections, Subject name: Dental
[{'content': 'Apple-jelly nodules is/are seen in - \nSelect and explain. \nA. Lupus vulgaris, B. DLE, C. Lichen planus, D. Psoriasis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: On diascopy : small translucent reddish brown nodules in the borders are described as apple jelly nodules seen in lupus vulgaris iadvl textbook of dermatology, page 245', 'role': 'assistant'}]