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
[{'content': 'Type - 2 Respiratory Failure is seen in \nSelect and explain. \nA. Pneumonia, B. Atelectasis, C. COPD, D. Pulmonary Embolism', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Type - 2 Respiratory Failure is hypoxia + hypercapnia.\np(A - a) O2 is normal or decreased seen in conditions of decreased respiratory drive(Brainstern injury),airway disease(EOPD,ASTHMA),paralusis of Diaphragm,Kyphoscoliosis,Myasthenic erisis.', 'role': 'assistant'}]