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': 'Smoking is generally not associated as a risk factor with: \nSelect and explain. \nA. Small celI carcinorna, B. Respiratory bronchiolitis, C. Emphysema, D. Bronchiectasis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Respiratory Bronchiolitis is usually rare complication compared to the other conditions associated with smoking. All other conditions mentioned above are associated with smoking. Ref: Harrison's Principles of Internal Medicine, 16th Edition, Page 1495; R Alagappan, Manual of Practical Medicine, 3rd Edition, Pages 720-21.", 'role': 'assistant'}]