Will give brainliest why did north korean troops invade south korea? a. so the entire peninsula would become democratic b. to recapture their downed airplanes c. to oust the chinese troops d. so the entire peninsula would become communist

not too sure on this one thinking tyo organize the division of africa

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.