When Providing Care to Patients,nurses Understand That Evidence-Based Practice Supports

When providing care to patients,nurses understand that evidence-based practice supports the concept that:

A) To avoid atelectasis and pneumonia,use of an incentive spirometer has an outcome equal to coughing for a patient following surgery.
B) To avoid atelectasis and pneumonia,use of an incentive spirometer has a better outcome than coughing for a patient following surgery.
C) To avoid atelectasis and pneumonia,use of an incentive spirometer has a worse outcome than coughing for a patient following surgery.
D) Neither coughing nor use of an incentive spirometer will avoid atelectasis or pneumonia in postoperative patients.