*100 points* Consider what you have learned in the unit about the development of early civilizations in the Americas. Then answer the following questions: What geographic conditions do you think made for a successful civilization? What geographic conditions posed the greatest challenge for early civilizations? For each question, provide at least two examples as evidence to support your ideas.

Explanation:

1. The geographic conditions necessary for a successful civilization are a source of fresh water for drinking and agriculture(river), relatively flat fertile lands that facilitate agriculture and transportation and a suitable climate that is not too hot or cold or one that can be easily adapted to by humans. The first civilizations have been borne out of these geographic conditions.  

2.This question is  related to the Olmec, Aztec, Incas and Indian tribes in North America.

For such civilizations the greatest geographic challenge was their isolation from the rest of Europe and Asia where modern science was completely changing the world.

Also, these civilizations had abundant farmland, game and food supplies yet North America rarely saw the development of large cities which limited their progress in human development.

increasing defense spending.

explanation:

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years