The practice of planting, tending, and harvesting crops most likely led to a "surplus of food", which in turn led to the diversification of labor and advancement of society, since people now could focus on things other than farming.
Answer:
To focus on all regions for a better future.
Explanation:
Henry Clay developed a plan to have all the people work together for the welfare of the country, however Clay's plan never was put into effect.
The answer is going to be C
I believe it is B(local) because it is a community problem and local is community.