A good overland transportation system promotes economic development because it?

A good overland transportation system promotes economic development because it fosters interregional trade. When there is a good road network, goods and services can easily be transported from one region to another. This allows for the exchange of goods and services between regions, which can help to stimulate economic growth. Additionally, a good transportation system can help to reduce the cost of transportation, making it more affordable for people to move goods and services. This can result in increased trade and economic activity, which can help to create jobs and generate income.