The Health Care Provider Prescribes Percussion on a Patient to Help

The health care provider prescribes percussion on a patient to help clear airway secretions.Which action by the nurse is appropriate?

A) Performing percussion over the ribs,while avoiding the clavicles and sternum
B) Administering pain medication before performing the percussion because the vibrations will be painful
C) Performing percussion during exhalation only with the flat part of the palm
D) Creating a rocking motion by slightly leaning on the patient's chest