Describe the term agriculture and what it refers to?

Noun1.the science, art, or occupation concerned with cultivating land, raising crops, and feeding, breeding, and raising livestock; farming.2.the production of crops, livestock, or poultry.3.agronomy.

Answer the use of flood plains and irrigation;

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.