For Congressional Republicans, One of the Most Troubling Aspects of the Southern

For congressional Republicans, one of the most troubling aspects of the Southern states' quick restoration to the Union was that

A) with the black population fully counted, the South would be stronger than ever in national politics and Democrats could possibly regain control of Congress in the near future.
B) President Johnson would likely be defeated in the 1868 presidential election.
C) the majority white South might be represented by black Congressmen.
D) a high tariff might be reinstituted.
E) None of these choices are correct.