Who's the author??? I couldn't find any PDF files with just the title.
The Answer would be D its very independent on its own.<span />
A somber emotion, lost or sad.
It can be seen in the way that he continues to repeat the word rivers, yet each time adds more meaning behind the word. He's seen rivers, but not only plain rivers, the rivers have had an effect on him, and he feels similar to the ever flowing but never changing river.
