What is the best explanation for why the federal government instituted the 13th, 14th, and 15th Amendments to the Constitution? a. The Emancipation Proclamation did not provide legal protection for the civil rights of African Americans. b. The Emancipation Proclamation was not taken seriously by most Southern states. c. The Emancipation Proclamation gave freed slaves too many privileges. d. The Emancipation Proclamation prevented freed slaves from having the same civil rights as others. Please select the best answer from the choices provided A B C D