Which statement about this list is most likely true?

Which rhetorical device is used in this excerpt from "the danger of lying in bed" by mark twain? "if i am going to travel by rail i shan't need it. lying at home in bed is the thing i am afraid of."

Read the excerpt from twelfth night, by william shakespeare. if music be the food of love, play on; give me excess of it, that, surfeiting, the appetite may sicken, and so die. that strain again! it had a dying fall: o, it came o'er my ear like the sweet sound, that breathes upon a bank of violets, stealing and giving odour! now read the excerpt from "the love song of j. alfred prufrock." for i have known them all already, known them all: have known the evenings, mornings, afternoons, i have measured out my life with coffee spoons; i know the voices dying with a dying fall beneath the music from a farther room. what does the phrase “dying fall” most likely mean in both excerpts? the noise is jarring. the noise is soothing. the sounds are fading. the sounds are too loud. mark this and return

In poem daffodils-how do we know that the yellow daffodils has a long lasting effect on the speaker.