Question

What was one effect of the Interstate Highway Act of 1957? 1.)the emergence of the car as America’s main mode of transportation 2.)the creation of speed limits as a result of increased highway accidents 3.)the sluggish development of the airplane industry 4.)an increase in the populations of midwestern and western cities 5.)fewer jobs because the railroads lost business

Answer 1

"4.) an increase in the populations of midwestern and western cities" was an important effect of the Highway Act of 1957, which made travel to these areas much easier.