Which statement best completes the diagram? A: Poverty rates are among the highest in the world.
B: Foreign books and movies are outlawed.
C: Its art and music are rarely enjoyed elsewhere in the world.
D: Most people live in large urban areas.

D: Most People live in large urban areas.

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.

answer; (a) he was a u.s senator for 38 years;