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
All of the following features are seen in asbestosis except- 
Select and explain. 
A. Diffuse pulmonary interstitial fibrosis, B. Fibrous pleural thickening, C. Emphysema, D. Calcific pleural plaques
C: Emphysema
Answer: C: Emphysema 
Explanation: None