The nurse manager is explaining quality management (QM) to nurses in the surgical unit who want to decrease the rate of postoperative infections. Which statement made by the nurse manager best defines QM in healthcare?

"Quality management focuses on the satisfaction of the nursing staff."

"Quality management focuses on optimizing client care and outcomes."

"Quality management focuses on optimizing collaboration between the nurses and other healthcare team members."

"Quality management focuses on optimizing the environment of the healthcare institution."