Which issue could be considered the straw that broke the camel's back between the north and south? a) john brown's raidb) election of 1860c) the kansas-nebraska actd) lincoln-douglas debates?

apartheid, (afrikaans: “apartness”) policy that governed relations between south africa's white minority and nonwhite majority and sanctioned racial segregation and political and economic discrimination against nonwhites. people should not get this wrong. i was just answering a question.