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: Surgery
[{'content': 'All are true about supraglottic laryngeal carcinoma except: \nSelect and explain. \nA. It is the most common site for carcinoma larynx, B. Involvement of upper & middle juglar Lymph nodes is seen, C. Point on swelling is the most common symptom, D. Stage T1 is treated by external beam radia therapy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Glottie part is the most common sites for carcinoma larynx followed by supraglottic & subglottic pats respectively.', 'role': 'assistant'}]