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: Microbiology
[{'content': 'In which type of cutaneous tuberculosis caseation is most commonly seen - \nSelect and explain. \nA. Papulonecrotic, B. Scrofuloderma, C. Lupus vulgaris, D. Erythema nodosum', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]