a nurse is assessing a client who is immediately post-operative following total hip arthroplasty, which of the following considerations should the nurse take when positioning the client?a. place the client’s heels directly against the bed mattressb. ensure that the client’s hips remain in an abducted position.c. maintain the client in a supine position for the first 24 hr. after surgery.d. flex the client’s hip up to 120° when sitting in a chair