This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Interstitial Lung Disease, Subject name: Medicine
Extensive pleural thickening and calcifications especially involving diaphragmatic pleura are classical features of: - 
Select and explain. 
A. Coal worker pneumoconiosis, B. Asbestosis, C. Silicosis, D. Siderosis
B: Asbestosis
Answer: B: Asbestosis 
Explanation: The characteristics of the radiology that show asbestosis are defined as a fibrous change directly underneath the pleura such as sub-pleural dots, sub-pleural curvilinear lines, branching opacities, interlobular septum hyperplasia. Pleural plaques are noncancerous areas of thickening in the lung linings caused by asbestos exposure. ASBESTOSIS- Pleural thickening + Fibrosis - Mesothelioma