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: Anaesthesia
[{'content': 'In CPR drug of choice is – \nSelect and explain. \nA. NaHCO3, B. Isoprenaline, C. Propranolol, D. Adrenaline', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Adrenaline is the drug of choice in CPR.', 'role': 'assistant'}]