This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: COPD and Asthma, Subject name: Medicine
[{'content': 'Comment on the diagnosis based on spirometry repo TLC= 75% FRC= 100% RV = 120 % FEV1 = 60% DLco = 80% \nSelect and explain. \nA. Acute asthma, B. Emphysema, C. Pulmonary fibrosis, D. Myasthenia gravis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Acute asthma and Emphysema- TLC| due to air trapping Pulmonary Fibrosis - TLC| RV| Myasthenia Gravis - TLC| RV| Extraparenchymal Restrictive Lung Disease', 'role': 'assistant'}]