Answer:
To be honest I think it was more of the physcological things. The physiological part comes with the fact that when someone that seems dominant in an abusive relationship, the one being "dominated" you tend to think you are weaker, and that any attempt to get out or even getting out will not help. They saw more slaves getting captured rather than actually escaping, so add that to the fact that they tell you if you escape "we will do", fill in the blank. There was also the fact that white slave owners had guns, which might make it seem like your powerless.
Explanation:
BTW if i were them I would've used the term strength in numbers, maybe not in all cases would it work, but if executed right it could most of the time
Using process of elimination you can tell that A and D make 0 sense, The answer is B.
During the 1830's, President Andrew Jackson was receiving complaints that the 13 Colonies were becoming overpopulated, and people asked to move out west, which was considered dangerous due to all the Native Americans. However, with the 'Indian Removal Act', President Jackson forced all of the Native American Tribes (Mostly The Cherokee) to move anywhere west of the Mississippi River so citizens could relocate out west.