Answer:
A confederate system, or confederation, operates with a loose relationship between small local governments, which cooperate to common goals, while maintaining total autonomy. ... The best known example of confederation is the Confederate States of America, which ruled the American South during the Civil War.
Even though slavery was abolished, that did not mean the white people would stop treating the black people with a lack of respect. Thus lead to segregation some years later, and then resulted in the civil right movement.
Answer:
the answer is B, D, and E.
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Louis Pasteur is the inventor.