The Nurse Is Assessing the Patient and Suspects That the Patient

The nurse is assessing the patient and suspects that the patient has developed congestive heart failure. What signs or symptoms help to validate the nurse's suspicions? Select all that apply.

A) A faint, low-pitched S₃ heart sound is heard upon auscultation.
B) Closing of the atrioventricular valves is heard upon auscultation.
C) The patient reports use of two to three pillows to sleep comfortably at night.
D) The peripheral edema is 3+ bilaterally.