This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: ABG Analysis Simplified, Subject name: Medicine
[{'content': 'Extrapulmonary restrictive defects lead to development of? \nSelect and explain. \nA. Respiratory alkalosis, B. Respiratory acidosis, C. Increased DLco, D. Reduced DLco', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Extrapulmonary restrictive defects: 1. M. gravis CO2 Retention | Respiratory acidosis 2. Kyphoscoliosis', 'role': 'assistant'}]