Answer:
Under black codes, many states required blacks to sign yearly labor contracts; if they refused, they risked being arrested, fined and forced into unpaid labor. Outrage over black codes helped undermine support for President Andrew Johnson and the Republican Party.
Explanation:
PLEASE MARK BRAINLIEST
The answer is either A. or D.
Answer: because he cant
Explanation: because he cant
Basically one company thats divided up in diffrent stages that are run by separate companies.
It is an act or agency by which an effect is produced.