The line that best paraphrases the excerpt is A. And when I think that I’ll never see you again, beautiful creature (...).
To paraphrase is to express the meaning of something by rewording it in a different way. Both the excerpt and option A express the same: that the poet is considering the possibility of never looking at the beautiful "creature" again.
The correct answer is B.
When Pi tells the second, more brutal account of what happened, the reader understands how important storytelling is to Pi and how changing the events into a story helped him survive. Furthermore, we can see how Pi had a will to live even in the face of certain death.