Answer:
C
Explanation:
A is not correct because the Emancipation Proclamation was issued after the beginning of the Civil War in the year 1863. B is incorrect because the Emancipation Proclamation was not supported by those in the South. D would not be correct because the Dred Scott decsion was not a factor in issuing the Emancipation Proclamation. Also, that court case happened in 1857, which was 4 years before the Civil War began. C would be correct because it stated that slaves living in Confederate states would be technically free.
