A nurse is teaching a newly licensed nurse about methods to reduce costs of client care. Which of the following statements by the newly licensed nurse indicates understanding of the teaching?

"should encourage clients to receive an annual flu immunization,"

"I should wait to empty my client's drainable colostomy until it is three-fourths full."

"I should recommend that my clients who have an established tracheostomy use sterile technique at home to provide ostomy care."

"I should delegate providing closed irrigation to the assistive personnel (AP).