1. Why were interstate highways initially built?
a. to accommodate the increasing number of automobiles
b. to make it easier for U.S. citizens to travel from state to state
c. to enable the quick movement of troops in case of a nuclear attack***
d. to allow for faster speeds so that people could reach their destinations in less time
2. How has the creation of ports impacted South Carolina's economy?
a. They provide recreational opportunities.
b. They provide security for the state an its people.
c. They have attracted businesses from around the world.***
d. They attract tourists to come to South Carolina for deep-sea fishing.
3. How do railroads continue to play a role in South Carolina's economy today?
a. Trains are the most widely used form of transportation for pleasure travel.
b. Freight trains continue to carry products like sand, coal, and forest products.***
c. Passenger trains carry large numbers of people to destinations throughout the United States.
d. Trains are the most widely used form of transportation for shipping products throughout the United States.
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