A newborn infant is noted to be increasingly cyanotic after birth and an immediate echocardiogram confirms the diagnosis of transposition of the great arteries. Which of the following interventions...

A newborn infant is noted to be increasingly cyanotic after birth and an immediate echocardiogram confirms the diagnosis of transposition of the great arteries. Which of the following interventions would be most helpful in reversing the pathophysiologic process?

A. Supplemental oxygen

B. Inotropic support with dobutamine

C. Indomethacin administration

D. Prostaglandin infusion

E. Blood transfusion