As a result of World War II, the United States:
A. was weaker and less powerful than before 1941
B. retained the policy of isolationism
C. was one of the two world’s superpowers
D. embraced appeasement

The answer is c. One of the worlds 2 superpowers

Explanation:

After ww2 the United States and the Soviet Union became the two super powers of the world and competed

missouri compromise of 1820 which prohibited slavery

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 % " .