Which transportation system has had the BIGGEST impact on providing producers in Georgia access to markets throughout the United States?

Responses
A The Port of SavannahThe Port of Savannah
B The MARTA rail networkThe MARTA rail network
C Interstates 20, 75, and 85Interstates 20, 75, and 85
D Hartsfield-Jackson Airport

C Interstates 20, 75, and 85

These interstates have provided producers in Georgia with efficient and fast transportation access to markets throughout the United States. The ability to quickly and easily transport goods by road has had a significant impact on the state's economy.