Why was President Johnson’s attempt at Reconstruction unsuccessful?

Question

(1 point)
Responses

It was too harsh for the Radical Republicans.
It was too harsh for the Radical Republicans.
It made reconstruction a very lengthy process.
It made reconstruction a very lengthy process.
It allowed Confederate leaders to maintain power.
It allowed Confederate leaders to maintain power.
It excluded Southern representatives from Congress.

Answer 1

All of the above responses contributed to the failure of President Johnson's attempt at Reconstruction.