The harlem renaissance was the result of americans moving north to
-escape segrigation
-be free of racism
-find agricultural jobs
-become artist and writters

i believe that the answer to the question provided above is that  establishing smaller ethnic communities within larger communities  gives more chance for people to know each other more but this might lead to the  conflict between groups.

b.

jim crow laws were enacted in northern states.

social contract theory, nearly as old as philosophy itself, is the view that persons' moral and/or political obligations are dependent upon a contract or agreement among them to form the society in which they liv

i would also go with d hope u get it right