D is the best out of all those options
Answer: an area of open land, especially one planted with crops or pasture, typically bounded by hedges or fences.
He spoke out and asked for civil, economic, and racial rights. It was one of the most unforgettable speech's in history. The main purpose was to fight for the rights of African Americans/Blacks. Martin incredibly ended racism using only his words instead of fighting.
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D. Poverty isolated African Americans from the mainstream of American society