History was a driving force behind such migration, since humans tended to move to new territory when they lacked food, shelter, or other resources--meaning that most of the conflicts throughout history have been driven by the same forces that drove migration out of Africa.
It is Containment. I hope this helps.
False, people don’t trust each other less today because of slave trade
B, because cellular respiration needs oxygen for the first stage.<span />
The ship broke it two as far as i know sorry that people like to be rude.