To keep African Americans from voting
Right off the bat, we can eliminate A. The EPA is not in charge of health and safety education. Neither is D.
B is the most valid choice.
In politics, the opposition comprises one or more political parties or other organized groups that are opposed, primarily ideologically, to the government (or, in American English, the administration), party or group in political control of a city, region, state, country or other political body.
Dewey Decimal and Library of Congress refer to library classification systems. The Dewey Decimal system is a library classification system created in 1876. The Library of Congress is a research library that is officially for the United States Congress, but is the de facto national library of the United States.
I believe it was the English Bill of Rights, Magna Carta, and The Petition of Rights
