While Assessing an Older Adult Patient with Fluid Excess,the Nurse

While assessing an older adult patient with fluid excess,the nurse notes the following: T = 98.6°F,P = 92,R = 18,BP = 166/88 mm Hg,bilateral crackles,oxygen saturation = 95%.Which action should the nurse take first?

A) Provide oxygen at 2 L per nasal cannula.
B) Place the patient in a high Fowler's position.
C) Provide a urinal and encourage the patient to void.
D) Lay the patient flat in bed to listen to bowel sounds.