So that they did not know how to escape
B. is incorrect because that was Andrew Jackson
D. is not necessarily a precedent
C. would be you're best bet. because he was the one who first decided to say that he would only serve two terms then after that, most presidents decided to only serve two terms.
45 is the answer
hope this helps
Answer: Gulags were started to make money for the Russian goverment, and concentration camps were made to exterminate people.
I believe that would be the working class.<span />