Which sentence would demonstrate the use of dialogue in characterizing Christopher, a boy who didn't want to do his homework?
A) If there was one thing that Christopher did not enjoy doing--it was homework.
B) Once upon a time there was a boy named Christopher who never liked to do his homework.
C) "Oh, why do I have to do all this homework every night?" Christopher whined to his mother.
D) Christopher's mother didn't know how she could force Christopher into doing his homework.