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: Medicine
[{'content': 'In bronchiectasis all of the following are seen except: \nSelect and explain. \nA. Clubbing, B. Wheezing, C. Heamoptysis, D. Recurring bouts of cough', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]