What impact did the compromise of 1877 have on the development of jim crow laws?

a.
the compromise was politically necessary to get the reconstruction amendments passed.

b.
the compromise included a provision that allowed sharecropping and crop-lien systems to be legitimized.

c.
after the compromise, northern troops were removed from the south, which left african americans with no legal protections.

d.
after the compromise, northern troops moved into the south to establish the republican governments that passed many jim crow laws.