This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Medicine
[{'content': 'Clinical feature of Bronchiestasis are all except \nSelect and explain. \nA. Hemoptysis, B. Night sweats, C. Chest pain, D. Productive cough', 'role': 'user'}, {'content': "Answer: B \nExplanation: Bronchiectasis is characterised by chronic,persistent productive cough with copious,continuously purulent sputum.Pleuritic pain is produced when infection spreads to involve pleura,or with segmental collapse due to retained secretions.There will be hemoptysis which can be mild,moderate or massive.General debility and halitosis are also present in bronchiectasis. Ref:Davidson's medicine-22nd edition,page no:679.", 'role': 'assistant'}]