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
30 year old female patient complains of breath less ness since 5 month, Her pulmonary function tests report is as follows 
Select and explain. 
A. Asthma, B. Pulmonary Embolism, C. Pulmonary Fibrosis, D. Chronic Bronchitis
C: Pulmonary Fibrosis
Answer: C: Pulmonary Fibrosis 
Explanation: Among the given options pulmonory fibrosis fits into restrictive lung disease.