A nurse is positioning a client for a cesarean birth. To prevent a compromise in placental blood flow during the intraoperative period, which of the following actions should the nurse take?

A. Inserting a pillow under the knees can lead to pressure on the lower abdomen, potentially compromising blood flow. B. The lithotomy position may not be appropriate for placental blood flow. C. Reverse Trendelenburg may increase blood pressure and affect placental perfusion. D. Placing a wedge under the client's hip is a common technique to prevent supine hypotension syndrome, which could compromise placental blood flow.