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
Sinus bradycardia with MI 
Select and explain. 
A. Atropine, B. Digoxin, C. Calcium channel blocker, D. Propranolol
A: Atropine
Answer: A: Atropine 
Explanation: None