A nurse is caring for a newly admitted client who has obsessive-compulsive disorder.Which of the following actions should the nurse take first?

Choice A rationaleRelaxation exercises can help manage anxiety but are not the immediate first action required for a newly admitted client.Choice B rationaleExplaining response prevention is useful for OCD treatment but isn't the first priority upon admission.Choice C rationaleAdministering medication can alleviate anxiety symptoms but isn't the first action that establishes a comprehensive assessment.Choice D rationaleCalculating the Hamilton Rating Scale for Anxiety provides an initial assessment of the client's anxiety severity, guiding further interventions.