HELP PLEASE 30 points

1- Jim Crow laws are laws that were made to legalize racial segregation
2- Changes in the constitution allowed African Americans freedom but after reconstruction laws were made to limit their freedom
3- Their lives changed in that they were no longer slaves and forced to labor but what stayed the same was the fact that they were still under oppression
4-Booker T. Washington proposed that economic progress would prove whites African Americans value and W.E.B Dubois believed you had to educate and fight.