How was Sherman's March to the Sea related to prison conditions at Andersonville?
А
Conditions improved because officials improved conditions at Andersonville for fear of Union retaliation.
B
Conditions improved because the March to the Sea went through Georgia to free prisoners at Andersonville.
С
Conditions worsened at Andersonville because prisoners could not be moved to other sites in the Confederacy.
D
Conditions worsened at Andersonville became officials punished Union prisoners in retaliation for the March to the Sea.