The Nurse Is Auscultating a Patient's Lungs but Is Unable

The nurse is auscultating a patient's lungs but is unable to hear much air movement.What should the nurse do to most effectively hear the lung sounds?

A) Try another stethoscope.
B) Have the patient rest between breaths.
C) Have the patient assume a side-lying position.
D) Ask the patient to breathe deeply through the mouth.