A nurse is preparing to administer a dose of ampicillin to a client. The nurse scans the medication and the client's identification band and realizes the client has a penicillin allergy. Which of the following should the nurse use to document the incident?

A. Medication reconciliation is a process for reviewing medications but not used for documenting an error or adverse event. B. The plan of care includes the overall care strategy for the client but is not for documenting medication errors. C. Root cause analysis is conducted after a serious error, typically in a more formal investigation. D. Occurrence reports are used to document any medication errors or adverse events in the healthcare setting for follow-up and risk management.