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Read the following phrases from the poem. Oh, before America began to sing, I sung her to sleep. nourished her very being, fed her, placed her three sisters strong. My blood veined rivers, painted pipestone quarries How do these phrases develop the tone of the poem? A They develop a nostalgic tone by describing the artwork the author's people made throughout their history in America. B They develop a reverent tone by explaining how the author's people flourished throughout the history of America. C They develop a cynical tone by stressing that the author's people were forced to leave their homeland numerica, They develop a reflective tone by emphasizing the sacrifice the author's people made in the D