What are the necessary arrangement that needs to be done in vegetable farming?

Soil preparation for vegetable growing involves many of the usual operations required for other crops.

Good drainage is especially important for early vegetables because wet soil ret.ards development.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.