After ventilating a newborn for 30 seconds, check the baby's heart rate. If the heart rate is less than 60 beats per minute, you should:

A. stop artificial respirations and apply oxygen via nasal cannula.
B. stop artificial ventilations and apply oxygen via nonrebreather mask.
C. continue ventilating for an additional 60 seconds.
D. continue ventilations and begin chest compressions.

Answer: D