Answer:
Unified command
Explanation:
The Unified Command refers to an authority framework under which several people, each of which has jurisdiction in a separate response entity, share the position of the incident commander. A unified command has always been one manner of executing the command under which replying departments and/or localities are responsible for managing incident shares.
In case a Unified Command becomes required the answer from a specific Incident Command center is handled by Incident Commanders serving departments or regions that bear responsibility for just the event.