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
In CPR drug of choice is – 
Select and explain. 
A. NaHCO3, B. Isoprenaline, C. Propranolol, D. Adrenaline
D: Adrenaline
Answer: D: Adrenaline 
Explanation: Adrenaline is the drug of choice in CPR.