1) He was trying to Unite the country, no longer and south, but one country.
2)He abolished Slavery and needed the South to come to terms with this to enforce the laws.
Answer:
Although all earlier hominins are now extinct, many of their adaptations for survival—an appetite for a varied diet, making tools to gather food, caring for each other, and using fire for heat and cooking—make up the foundation of our modern survival mechanisms and are among the defining characteristics of human life.
I don't know the answer choices but I do know that scarcity is a lack of a certain resource. This resource, which there is not a lot of, then costs more. The less there is of something, the harder it is going to be to get it.