The practical nurse (PN) observes two unlicensed assistive personnel (UAP) turning an older client who had a hip arthroplasty with prosthesis placement four hours ago. Which observation by the PN indicates that the UAPs need additional information about the turning procedure?

An abduction pillow is placed between the client's legs when positioned.

The client is told to keep both legs straight and together while turning.

A turning sheet is used under the client for turning and repositioning.

The UAPs keep their backs straight and knees bent when moving the client.