The royal roads allowed the persians to effectively manage their empire. what tools today governments function well? why are they

Just like roads helped the Persians back then, roads still help us today. The government has people who fix the roads when they are broken which is vital to our everyday life because truckers who are passing down the highway need to have good roads in order to drive on so that they can get their goods from one place to another and help the economy. The government also has food stamps in place to help people who are in need so that they can be useful members to the society.

tearing down the berlin wall.

d) a constitutional amendment