Answer:
The correct answer is Field-level briefing.
Explanation:
This level involves resources assigned to operational tasks and / or work at or near the incident site. These sessions will be delivered to individual subordinates, full crews or multiple crews, such as Attack Teams or Task Forces, will occur at the beginning of an operational shift.
The location will usually be near the job site or just before mobilization to the field. The supervisor tries to focus the subordinates on their specific tasks and helps define the work area, inform the relationships and expectations.