A. pogrom
this is a large and organized massacre of an ethnic group.
The economic collapse of the soith happened rapidly from tge result of the war. Many states went into debt to the US government as a result. Now a few years after the war the south started rebuilding and led to a industral revolution. Many of the southerners who could not find work, went and worked for the rail roads as well.
B.
It was established to ensure fair rates/curtail discrimination.
I don't see any options but I do have something that might help. Try looking up the definition and meaning of the religion of Islam. If you know what some of the words mean, that will single them out. Use process of elimination.
Wartime production and goals at home