A nurse is caring for a client who has a do-not-resuscitate (DNR) prescription. The client experiences cardiac arrest, and another nurse starts CPR. Which of the following actions should the nurse caring for the client take?

Continue CPR until the provider arrives.

Notify the ethics committee for immediate assistance.

Contact the family to determine what they would like to have done.

Stop the CPR and inform the nurse of the client's advance directives.