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: Pathology
[{'content': "Which of the following does not have a viral etiology? \nSelect and explain. \nA. Burkitt's lymphoma, B. Nasopharyngeal carcinoma, C. Hodgkin's lymphoma, D. Hepatocellular carcinoma", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]