1. There is much discussion on the local, state, and federal levels about the need to repair and improve the Interstate Highway System. Provide a rationale for this need. 

2. “Transportation is the most important economic factor for economic development.” Do you agree or disagree with this statement? Why or why not?

3. The opening of the Erie Canal and the building of the transcontinental railroads in the 19th century were described as significant milestones for the economic development in the United States. Explain their importance individually and collectively. 

4. The highways and other transportation networks that serve major metropolitan areas are frequently described as the lifelines of the metropolitan area. Do you agree with this statement? Why or why not?