Answer:
Confederate leaders could not hold public office
Explanation:
Radical Republicans thought that Lincoln’s plan for Reconstruction was not severe enough because, from their belief, the South was blameworthy of causing the war and justified to be punished as such.
Radical Republicans believed to regulate the process of Reconstruction, reconstruct Southern society, dismiss the planter aristocracy, land reforms, improve the industry, and guarantee civil rights for former slaves.
These characteristics are describing the Nullification Crisis. (Answer choose b) When Congress raised tariffs once again in 1828, former Vice President from South Carolina John C. Calhoun proposed the nullification issue, claiming South Carolina could make this latest law "null and void" and that states could nullify any law they deemed unconstitutional.