Which statement best explains the effect of poetic structure on "sonnet 55" by william shakespeare? a.) the images of chaos and destruction in the poem are reinforced by its uneven meter and irregular rhyme scheme. b.) the strictly followed rhyme scheme creates a tension between the speaker's words and meaning. c.) the strict rules of iambic pentameter force the speaker to express himself succinctly and clearly. d.) the use of a rhyming couplet at the end of the poem creates a harshness in the piece.