22. ics provides a standardized approach to the command, control, and coordination of emergency personnel.

On-Scene

Explanation:

According to my research on different tactics used by emergency personnel, I can say that based on the information provided within the question this approach is targeted towards On-Scene emergency personnel. By using the Incident Command System the emergency personnel act faster since they know who to follow and who to take orders from.

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by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.