If you're asking in general then, the area has to have people who share common customs, belief and language.However, this might not entirely be true as there are some countries which have vast diversity and still portray nationalism.
Hope this helps!!
Answer:
In the byzantine empire, The Emperor had the final say on church matters.
Explanation:
The Zhou dynasty use iron to increase its power ,like they used iron for its weapons and tools. The Zhou dynasty was the first Chinese government in the world .
<h3>I can't submit the answer it says </h3><h3>"Rude!Please change it!"</h3>
Sorry D:
The answer your looking for is C