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
What is the drug of choice to control supraventricular tachycardia 
Select and explain. 
A. Adenosine, B. Propranolol, C. Verapamil, D. Digoxin
A: Adenosine
Answer: A: Adenosine 
Explanation: None