MacBrawn

A 16-year-old-girl is found to have
          	paroxysmal attacks of rapid heart rate.
          	The antiarrhythmic of choice in most cases
          	of acute AV nodal tachycardia is
          	
          	(a) Adenosine       (b) Amiodarone
          	(c) Flecainide       (d) Propranolol
          	(e) Quinidine