A nurse is assessing a client who wears partial dentures and reports mouth pain. Which of the following actions should the nurse take?

Provide the client with an alcohol-based mouthwash.

Instruct the client to brush their remaining teeth with a firm toothbrush.

Advise the client to rinse their mouth and dentures after each meal.

Swab the client's mouth with lemon-glycerin sponges at bedtime.