The first masterpiece is a cast of the biblical her David completed by ? A: Donatello
B: Michelangelo
C: da Vinci
D: Giotto

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.

an era of negotiation.

is that an answer to your question?

they had more african americans than any other state.

hope this , have a good day. c;