What was the purpose of the warren commission? a. to confront soviet challenges in foreign affairs b. to investigate the assassination of president john f. kennedy c. to report on the government support for civil rights d. to president kennedy in his reelection bid

To investigate the assassination of President John f Kennedy

Explanation:

John f Kennedy

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.