Answer:
They were useful because they helped people know where they are going.
Explanation:
When people got lost and need to find there way back if they had a map then they used it to find there way back.
Physical systems that serve as framework for city growth are infrastructure.
Infrastructures can be defined as basic facilities needed for the growth of cities or nation. Infrastructures can be inform of sewage, transportation i.e. good roads, good communication system, water , electric system, bridges, utilities etc. It can also be inform of services such as education, health and so on.
be successful in a large, diverse society
Reserved is state enumerated is federal/national