Which of the following affirmed the legality of racial segregation and prompted the passage of jim crow laws?
a)the 14th amendment
b)the civil rights act of 1875
c)the decision in plessy v. ferguson
d)the decision in brown v. the board of education

c) The decision in Plessy v. Ferguson

Explanation:

The Plessy v. Ferguson decision upheld the Jim Crow Laws, stating that separate facilities for different race was permissible as long as the facilities were the same. Of course, it was hard to enforce the law, and most facilities did not meet the requirements.

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step-by-step explanation:

100%     = 120

1%= 120/100=   1.2

9%   = 1.2 x 9=     10.8

10.80 to the 120 to get $130.80

it increase by 12% a year from 1812-1820