What action must be taken when instructed to give a verbal briefing towards the end of the scenario?

The requirement to record the position relief briefing using the PSN key is crucial because it ensures that all relevant information is accurately documented for future reference. This is particularly important for maintaining operational consistency and ensuring that any subsequent personnel involved in the radar operation have access to the critical details discussed during the briefing.

This action helps sustain continuity of operations and enhances communication among team members, particularly in high-stakes environments where precise information is vital for safety and efficiency. Recording the briefing can also serve as a reference point for training purposes or for auditing the decision-making process that took place during the scenario.

In contrast, preparing a written report would not adhere to the immediate need for a verbal briefing, as it is aimed at recording information rather than presenting it. Notifying students to conclude the session does not accomplish the goal of ensuring that essential information is communicated effectively. Closing all windows on the radar, while it may be part of a procedure for tidying up after a session, does not fulfill the specific requirement for a verbal briefing regarding positional relief. Thus, the effective action is to record the briefing accurately while it is being presented, solidifying the communication flow and operational integrity.