On assessment, a newborn is exhibiting cyanosis, tachypnea, nasal flaring, and grunting. Respiratory distress syndrome is diagnosed, and the physician prescribes surfactant replacement therapy

On assessment, a newborn is exhibiting cyanosis, tachypnea, nasal flaring, and grunting. Respiratory distress syndrome is diagnosed, and the physician prescribes surfactant replacement therapy. The nurse prepares to administer this therapy by:
a) Intravenous injection
b) Subcutaneous injection
c) Intramuscular injection
d) Instillation of the preparation into the lungs through an endotracheal tube.