Which statement accurately compares the effects of the u. s. civil war on the various social classes of south carolina's black population?

On both the sides of the war, the African American were used for military purposes and as slave labor.

Explanation:

The civil war was fought in the United States of America. It was fought between the northern side of the country and the southern side of the country.

But in both the sides, the condition of the African Americans and the people who belonged to the black community was the same. On both the sides, they were used as military volunteers. They were used as slave labors. Over 100,000 slaves fought for the union. They were treated badly and just had to fight in the war.

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the correct answer is:   "   3.6 % " .

          →   the unemployment rate is:   " 3.6 % " .

explanation:

to calculate the "unemployment rate" :

the "unemployment rate"   =

  [# of people unemployed] /   [working age population]   * 100 %   ;

                =   [9 million] / [250 million]     *   100 % ;

    →     note:   the units of "million" cancel out;

                    since:   " {million} / {million} = 1 " ;

                =   (9 / 250)   * 100 %   ;

                = 0.036 * 100 % ;

                =   3.6 %

answer:   the unemployment rate is:   " 3.6 % " .