A Patient Tells the Nurse,"Sometimes I Wake Up at Night

A patient tells the nurse,"Sometimes I wake up at night and I have real trouble breathing.I have to sit up in bed to get a good breath." When documenting this information,the nurse would note:

A) Orthopnea.
B) Acute emphysema.
C) Paroxysmal nocturnal dyspnea.
D) Acute shortness of breath episode.