Respuesta :
The secessionists contended that under the Constitution, each state had the right to secede from the Union. Lincoln maintained that they lacked such authority.
What caused the Southern states to secede?
Southern states seceded from the union to maintain their states' rights, the institution of slavery, and tariff disagreements. Southern states feared that a Republican government would abolish slavery, disregard states' rights, and favor tariff restrictions.
Thus, Option C is the correct response for Lincoln.
For more information about Lincoln refer to the link:
https://brainly.com/question/7289094