A farmer decides to plant beans this year in a field where he grew wheat last year. This practice is called "Crop Rotation." Why is this a "Green Warrior" move?
(A) It makes the field look more colorful for tourists.
(B) Different plants take different nutrients and some, like beans, actually put "Nitrogen" back into the soil.
(C) It confuses the birds so they don't eat the seeds.
(D) It allows the farmer to use more chemical fertilizers.