Answer:
D) were laws passed by mainly Southern states to keep African Americans in a system of virtual slavery.
Step-by-step explanation:
The Black Codes were created by the Southern States and were extremely similar to slavery, in which the African Americans were not allowed many of their newly gotten rights, such as a right to education, voting, etc, and the African Americans had to endure a lot of codes that were created to make them feel inferior.
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Answer: D) were laws passed by mainly Southern states to keep African Americans in a system of virtual slavery.