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: Pharmacology
Bradycardia is most commonly treated with which of the following drugs 
Select and explain. 
A. Epinephrine, B. Atropine, C. A diuretic, D. A potent vasadilator
B: Atropine
Answer: B: Atropine 
Explanation: None