A patient's 12-lead ECG is transmitted by the paramedics and...

A patient's 12-lead ECG is transmitted by the paramedics and shows a STEMI. When the patient arrives in the emergency department, the rhythm shown here is seen on the cardiac monitor. The patient has resolution of moderate (5/10) chest pain after 3 doses of sublingual nitroglycerin. Blood pressure is 104/70 mm Hg. Which intervention is most important in reducing this patient's in-hospital and 30-day mortality rate?

Choose the correct option and select submit:

A. Reperfusion therapy B. Application of transcutaneous pacemaker C. Nitroglycerin administration D. Atropine administration