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: ENT
[{'content': "False about Nasopharyngeal carcinoma \nSelect and explain. \nA. Rhinolalia clausa, B. Radiotherapy is the main modality of treatment, C. Good prognosis, D. Horner's syndrome", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Has poor prognosis.', 'role': 'assistant'}]