How did andrew johnson's behavior in office influence the events of the reconstruction era

For PLATO users, the answer is:

D.)

Johnson's behavior strengthened the unity between moderate and Radical Republicans, and prompted many Democrats to support them as well.

the answer is typhoon

crop rotation kepy different plants in the soil instead of once constintly. when switching out plants you have different nutrients being absorbed at different speeds and different roots growing differently therfore the spoil and water flow have to adapt and carry fresh nutrients to carry the constant changes that were going on in the soil.