Which statement is true?

most european nations have several dominant cultures.
most european nations have no dominant culture.
most european nations have a dominant culture.
most european nations have no culture at all.

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.

i think it's a)sparta