This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Imaging of Interstitial Lung Disease, Subject name: Radiology
A 35-year-old lady with fever, skin rash and dyspnea. CXR shows? 
Select and explain. 
A. Shrinking lung syndrome, B. Sarcoidosis, C. Rheumatoid lung, D. Desquamative interstitial pneumonitis
B: Sarcoidosis
Answer: B: Sarcoidosis 
Explanation: Ans. (b) Sarcoidosis.