Quick !   read the excerpt from “in the greenest of our valleys,” by edgar allan poe. vast forms that move fantastically to a discordant melody; while, like a rapid ghastly river, through the pale door, a hideous throng rush out forever  how does poe use a sound device in the excerpt? a he uses euphony to illustrate the constancy of nature. b he uses alliteration to draw attention to the suffering. d c he uses cacophony to emphasize the evil nature of tragedy. d he uses internal rhyme to enhance the rhythm of his lyrical poem.