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
[{'content': 'ILD showing obstructive pattern can be seen in? \nSelect and explain. \nA. Idiopathic pulmonary fibrosis, B. Non-specific interstitial pneumonitis, C. Pulmonary lymphangioleiomyomatosis, D. Cryptogenic organising pneumonia', 'role': 'user'}, {'content': "Answer: C \nExplanation: Mostly ILD's have Restrictive pattern except few with obstructive pattern are:- 1) Sarcoidosis 2) Hypersensitivity pneumonitis 3) Pulmonary lymphangioleiomyomatosis", 'role': 'assistant'}]