The answer is definitely a
Answer:
I believe the answer is city-state structure.
I hope I helped, please correct me if I'm wrong!
The troops tried to send supplies but there was a blockade and they were not able to deliver them.
hope it helped <span />
The Founders made the amendment process difficult because they wanted to lock in the political deals that made ratification of the Constitution possible. Moreover, they recognized that, for a government to function well, the ground rules should be stable.