These statements are describing

a. georgia's canal system.

b. georgia's freeway system.

c. georgia's railroad system.

d. the georgia department of transportation.

Here are the statements:

-By the mid-1830’s routes connected Athens, Augusta, Macon and Savannah

-Led to the construction of Marthasville in 1845

-Georgia claimed more miles than any other state in the Deep South by 1850

These statements are describing G eorgia's 's railroad system.