Which statement best describes the significance of lines 13-15 on the meaning of the poem? A The speaker is not worried he made the wrong choice because he can return to take the other road. B The speaker is worried he took the more traveled road and will not be able to return to take the less traveled one. C The speaker understands that taking one opportunity will likely prevent him from going back to take another. D The speaker believes that he will be able to take all of the opportunities presented to him at some point in life.