In "The Land of Laughter," when the author repeats the phrase "and sometimes" while the main characters think about the other lands, what does it most likely show about the characters?
A. They regret choosing to live in the Land of Laughter.
B. They wonder what it would have been like to live in the other lands.
C. They wish the lady in the attic had told them about the other lands.
D. They doubt that the other lands ever really existed.