Answer:
I have concluded that they want to "stablize the national postal service"
Explanation:
I hope i helped :)
-Bagdertime
thanks Kaneppeleqw for the thanks, it is my first one
One thing was that Seas were sometimes difficult to navigate which limited communication - D. this was already a factor which limited the possibility of one united Greece emergin because it made it very difficult to talk to these isolated islands that couldbe found through the difficult-to-navigate seas.
Another thing was that C - some city-states were located on isolated islands.
I think it's D. The power of the government is limited.
Why? Because a constitutional monarchy relies on a plan of government to work, and so there's not an excess or abuse done by the monarch. Same thing with a representative democracy, the legislative assembly has the same procedure as well.