Answer:
对不起，但我只使用翻译这一点，我不知道中国人很抱歉:(
Explanation:
A. the first work of it's kind in Japanese history,
Kim jong ill died at 701941–2011
his son Kim jong un is in charge
B, the Jim Crow laws.
They were established to keep the races separate. In theory, those facilities were supposed to be equal.
But they weren't.
White people used facilities that were well kept, clean, etc, while black people used facilities that were often unsanitary, rundown, etc.
