Utilizing a four-crop rotation method increased agricultural yields around the world because this practice a. returns lost nutrients to the soil b. employs the use of chemical fertilizers c. protects farmers in case one crop fails d. increases soil erosion and depletion

Which statement accurately compares the articles of confederation with the us constitution? a: the articles of confederation didnt allow for a president, the us constititution created the office for a president. b: the aoc were intended to be a temporary document , the us const. was intended to be permanent. c: the aoc allowed the states more freedom, the us const. gave the fed. government total power over states. d: the aoc didnt allow for states to levy taxes, the us constitution gave stayes the power to tax their own citizens. just pick a b c or d and me : )