2 African Americans have served in the Supreme Court
C. Galileo provided observational evidence to support a theory originally created by Copernicus
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</span><span>A dramatic increase in women's participation in the workforce
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The intensification of women's work was a profound motivation for their requests for political space. Blacks had not yet gained their place in the 1800s because of the resistance of prejudice and their negative image to society, so it was not only a question of feminine equality with blacks, since even after the suffrage of the Afro- Americans, black women had to fight.
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The correct answer is C. By forming trade blocsExplanationA trade bloc is an agreement between different nation through which certain barriers such as tariffs are eliminated or reduced, which implies trade between the countries or nations that are part of the block is cheaper, this benefits the economy of the countries participating as the economy grows. Also, trade blocks imply cooperation of nations as they reduced or eliminate barrier and support each other economy as all of them have trade benefits, because of this trade block imply nations cooperate economically.