During Auscultation of Breath Sounds,the Nurse Should Correctly Use the Stethoscope

During auscultation of breath sounds,the nurse should correctly use the stethoscope in which of the following ways?

A) Listening to at least one full respiration in each location
B) Listening as the patient inhales and then going to the next site during exhalation
C) Instructing the patient to breathe in and out rapidly while listening to the breath sounds
D) If the patient is modest, listening to sounds over his or her clothing or hospital gown