The following passage (paragraphs 6-8) adds to the development of the text mainly by "Christmas a humbug, uncle!" said Scrooge's nephew. "You don't mean that, I am sure?"
"I do," said Scrooge. "Merry Christmas! What right have you to be merry? What reason have you to be merry? You're poor enough."
"Come, then," returned the nephew gaily, "What right have you to be so dismal? What reason have you to be morose? You're rich enough."
A. showing that money determines a person's happiness
B. explaining why Scrooge is so bitter and his nephew is cheerful
C. supporting the theme that having money is not what makes someone happy
N D. explaining the characters' personal histories and backstories