During the neolithic era, in which of the following areas would farmers be most likely to use crop rotation?

in regions with limited land space available
in regions where soils maintain high levels of nutrients
in regions with a hilly, mountainous terrain
in regions where the soil is lacking important nutrients

Which statement describes the primary purpose of the european union? question 1 options: to protect european nations in the event of another world war to work together to strengthen europe and benefit all member nations to prevent alliances from forming between member nations to share resources and make economic trade easier between coal and steel companies