NIMS doctrine provide for the emergency response community;
- A common approach to help the whole community
 - The management personnel and volunteer can be effective at every place
 
<h3>
What is National Incident Management System (NIMS)?</h3>
It is an approach put together by government to management various incident or happening.
The organization works with private sector to mitigate adverse effects.
Therefore, NIMS doctrine provide for the emergency response to community using a common approach to help.
Learn more on incident management here,
brainly.com/question/26875423
 
        
             
        
        
        
It is true that polarity influences coalition and alliance arrangements among great powers.
<u>Explanation:</u>
The following statement is true because that stability holds global concentration of political and economic power through international trade. Polarity means, it is an international relation of any various way of power is distributed within the international system. 
Polarity describes the nature of the international system at the given period of time. It has consisted of three types, they are uni polarity, bipolarity and multi polarity, each type as different function.