Lines 169–172: What point is Fitzgerald trying to make by including the flash forward at this point in the narrative? In which sentence does Fitzgerald shift time to the present? What literary device does he use to do so?

Dogs have been considered man’s best friend for decades! most likely because of their kind and loyal nature. they make splendid companions. their loyalty is beyond compare and after all, a dog is the only thing on earth that loves you more than he loves himself! dogs see us as their friends and leaders, they’ll do anything in their power to ensure your comfort and safety.