How did the cotton gin affect the Southern economy? Check all that apply. It increased the demand for enslaved laborers. 
It increased the speed at which cotton could be produced. 
It increased the growth of farms and plantations.
It increased the demand for cotton. 
It increased the demand for skilled workers.

The maps below show the middle east. which best explains how the green areas depicted in the image on the left are reflected in the population map on the right? populations are greater in fertile areas that are close to freshwater sources, which is why more people live near deserts. populations are greater in fertile areas that are close to freshwater sources, which is why more people live near oceans. populations are greater in fertile areas that are close to freshwater sources, which is why more people live near mountains. populations are greater in fertile areas that are close to freshwater sources, which is why more people live near rivers.

What is zinn's approach to the study of history? what does he suggest occurs when history is told is the story of human progress?

The communists triumphed over forces because of a well-disciplined fighting force, a single - minded sense of zeal , and strong convictions.