The answer is; renegotiate the initial agreement.
<em>Sorry if I am wrong, in advance, I hope this helped! :)</em>
The answer is D because the north didn’t like slavery but the south did
Georgia's first railroad tracks were laid in the mid-1830s on routes leading from Athens, Augusta, Macon, and Savannah. Some twenty-five years later, the state not only could claim more rail miles than any other in the Deep South but also had linked its major towns and created a new rail center, Atlanta.