Thirty-Five-Year-Old Mr

Thirty-five-year-old Mr.Samson is being treated with a nasal continuous positive airway pressure device (CPAP) for sleep apnea.What finding would indicate to the nurse that this treatment has been effective for Mr.Samson?

A) Mr.Samson has lost 7 pounds since initiating treatment.
B) Mr.Samson sleeps so soundly that he snores.
C) Mr.Samson's diabetes is now under control.
D) Mr.Samson reports a decrease in morning headache.