A previously normal newborn infant in a community hospital nursery is noted to be cyanotic at 14 hours of life. She is placed on a face mask with oxygen flowing at 10 L/min. She remains cyanotic, and her pulse oximetry reading does not change. An arterial blood gas shows her PaO2 to be 23 mm Hg. Bilateral breath sounds are present, and she has no murmur. She is breathing deeply and quickly, but she is not retracting. While you are waiting for the transport team from the nearby children's hospital, you should initiate which of the following?
a) Prostaglandin E1 infusion
b) Chest compressions
c) Intravenous (IV) fluids
d) Nasal continuous positive airway pressure (CPAP)