Sub-heads in this reading highlight five themes that provide a historical framework for thinking about literature in the period under consideration in the text. What are those themes?

one of the negative side effects were the economic losses the events of september 11th caused. many, many people lost their jobs as a result of a downturn in the economy after the terrorist attacks.

where is the picture of the graph or table?

the neolithic revolution began the era of permanent societies, the reliance on the limited amount of land gave way to political organization and this political organization caused social organization which was divided by amount of property and power.

the neolithic revolution (new stone age) was the first agricultural revolution. it was a gradual change from nomadic hunting and gathering communities and bands to agriculture and settlement. this period is described as a "revolution" because it changed the way of life of communities which made the change.

sentence:

let´s farm and domesticate these animals so we do not be hunting in the woods all the time