A nurse is assisting the provider with a lumbar puncture for a client who has manifestations of meningitis.Into which of the following positions should the nurse assist the client?

Arms raised above her head with her legs elevated on pillows.

Trendelenburg with her body in Sims' position.

Prone with her arms at her side and her legs extended.

Head flexed to the chest and her knees pulled up to the abdomen.