Human migration occurred because of several factors. The reasons are the following:
1.food shortages
2.War
3 Seasonal changes
4.Disease and epidemic.
Africans are nomadic people. They thrive more from their environment. They only had to stop migrating during the agricultural era, wherein they learn to plant and tend crops and started cattle herding.
The right choice to your question would be D. Splitting work equally between two people.
The correct answer to this open question is the following.
Unfortunately, you forgot to attach the options for this question.
However, trying to help you we can comment on the following.
The individual who popularized the idea that people accused of crimes should be considered innocent unless proven guilty was William Blackstone.
William Blackstone(1723-1780) was an English jurist. He wrote the Commentaries on the Laws of England. The work is considered the best description of the doctrines of English law, and from then, it was the foundation of legal education in England and U.S. colleges. And yes, he was the individual who popularized the idea that people accused of crimes should be considered innocent unless proven guilty.
Take off D; the North had won some battles up to that point. Rip off A; the South would never let go of slavery. Take off B, since the Union had some wins already. You can now clearly see where the answer is.
Well the 6th amendment says that people have the right to a fair and speedy trial by jury.... hope this helps :D