How is a rotation made? How can we verify an
accurate rotation?

you would move each group one spot clockwise So, for example, you would plant your legumes in Area 1 one year, then the next year you'd move them to Area 2 while the leaf crops from Area 4 moved into now-vacant Area 1—and so on.

i am not sure the 2nd question sorry

the workers who do no drive has no reasonable reason to buy gasoline due to they don't have anything to use it for