PLEASE HELP ME 20 points

15) What was the RESULT of the Peloponnesian Wars? *
6 points
A) Athens continued to rule over
the rest of Greece.
B) Sparta & Athens signed a truce which stopped all fighting in Greece.
C) Another war broke out after Sparta won, & weakened Greece as a whole.
D)Persia came back and conquered Greece.

c

explanation:

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 you may have asked this twice, but i answered one of the

they change the constitution.