Final answer:
The nurse should place the client in the Lithotomy position prior to a cesarean birth. In this position, the client lies on their back with their buttocks at the edge of the table, legs flexed at the knees and hips, and feet in stirrups.
Step-by-step explanation:
The nurse should place the client in the Lithotomy position prior to a cesarean birth. In this position, the client lies on their back with their buttocks at the edge of the table, legs flexed at the knees and hips, and feet in stirrups. This position allows for better visualization and access to the surgical site, ensuring the safety and well-being of both the client and the surgical team.