What is the best way to summarize the central claim made in this passage? a) nobody can really understand anyone else's story, because nobody knows what is really like to see from another's perspective. b) life is like dreaming, and sometimes it is hard to tell where the one begins and the other ends. c) dreams are weird and mysterious, and will never really be understood. d) one person's dreams could easily be another person's reality, and vice versa.