During change-of-shift report, a nurse discovers they overlooked a prescription for a type and cross-match of a client who is to have surgery the next day. Which of the following actions should the nurse take first?

The correct action for the nurse to take first is A: Obtain the client's type and cross-match. This is crucial to ensure the client's safety during surgery. By obtaining the type and cross-match promptly, the nurse can address the oversight and prevent any potential harm to the client. Informing the provider (choice B) can be done after obtaining the necessary information. Documenting the incident (choice C) and preparing an incident report (choice D) are important but should follow ensuring the client's immediate needs are met.