A nurse is caring for a client who is in the active phase of labor and has decided to have a natural childbirth. Which of the following pain management techniques should the nurse suggest?

Inform the client that using pharmacological pain management will not impact the delivery.

Encourage the client to have the family exit the room when the pain is unbearable.

Have the client exhale deeper than she inhales to promote adequate ventilation.

Provide information about the use of hydrotherapy during labor.