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: Social & Preventive Medicine
‘Smoking’ is not associated with the following respiratory lesion 
Select and explain. 
A. Sarcoidosis, B. Chronic bronchitis, C. Emphysema, D. Lung carcinoma
A: Sarcoidosis
Answer: A: Sarcoidosis 
Explanation: None