What was one effect of the Interstate Highway Act of 1957?
the emergence of the car as America’s main mode of transportation
the creation of speed limits as a result of increased highway accidents
the sluggish development of the airplane industry
an increase in the populations of midwestern and western cities
fewer jobs because the railroads lost business
the emergence of the car as America’s main mode of transportation
the creation of speed limits as a result of increased highway accidents
the sluggish development of the airplane industry
an increase in the populations of midwestern and western cities
fewer jobs because the railroads lost business