Under Presidential Reconstruction, states had to ratify the 13th Amendment and nullify secession. This meant that state secession was . a. enforced for all time b. approved by the President c. no longer in effect d. opposed by wealthy people

This meant that state secession was no longer in effect

Explanation:

States i the US had had the natural right of being able to secede from the Union as they had entered it in freewill and not as any forced encounter with the Union itself.

This changed in the Presidential Reconstruction.

This was done away under the 13th amendment after the conclusion of the long bloody war of secession in the Civil war after which it was understood that they must not allow the states to be able to do this anymore.

C

Explanation:

This was done under the 13th amendment after the secession in the Civil war after it was understood that they must not allow the states to be able to do this anymore.

- "it was a failure that was an embarrassment for the kennedy administration."

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