What debates from the
Reconstruction era remain unresolved in the United States.

Institutional and individual racism were absolutely (and still are) issues from the Civil War that were left unresolved by the turn of the twentieth century. The few gains that were won through the Reconstruction Era were quickly rolled back due to immense vigilante racism that coursed through the South.

Explanation:

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most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.