Which explains why after the Civil War, Bourbon Triumvirate member, Governor Joe E. Brown, might have experienced a slight decline in his popularity in Georgia?

OA Brown had supported Confederate conscription during the war.

OB Brown was caught in a corruption scheme with the Western and Atlantic Railroad.

OC Brown supported President Andrew Johnson's plans for Reconstruction in the South

OD Brown urged his fellow Georgians not to submit to federally enforced Reconstruction policies.

C. Brown supported President Andrew Johnson's plans for Reconstruction in the South

Explanation:

Governor Joe Brown was one of the most influential people in Georgian political history. In the Civil War however, he opposed to Confederate policy of national conscription.

After the Civil War, his popularity dipped a bit as he became a Republican and supported the Reconstruction policies of President Andrew Johnson.

As soon as Reconstruction was over however, he went back to the Democrats and continued to profit from discrimination against African Americans.