This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Lethal midline granuloma arises from- \nSelect and explain. \nA. T-cell, B. B-cells, C. NK cells, D. Macrophages', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Lethal midline granuloma is a condition affecting the nose and palate. The preferred modern term is ulcerating midline lymphoma, as it is by no means always lethal when treated in time. It has been suggested that the term is confusing and obsolete. It is sometimes considered to be pa of a spectrum with granulomatosis with polyangiitis. It is considered a form of Extranodal NK-T-cell lymphoma', 'role': 'assistant'}]