How did the u. s. congress respond to apartheid in south africa?

The most common explanation about this question is that the congress imposed economic sanctions.

Explanation:

In 1986 the Congress approved a law ( The comprehensive  anti- apartheid act ) imposing thought US  economic sanctions against south Africa.

The apartheid system of south Africa was one designed to beget racism, allowing a  minority of whites to dominate a majority black society economically ad politically.  

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explanation:

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