In " homesick," why does jean finally tell lin nai-nai to say "good day" rather than "sewing machine"? a. she realizes that ian forbes has tried to trick lin nai-nai into saying something foolish. b. she realizes that she was wrong to teach lin nai-nai to use the wrong words when greeting someone. c. she realizes that lin nai-nai is not the one who told the little boy to call her a "foreign devil." d. she realizes that lin nai-nai could lose her job if she says the wrong thing to dr. carhart.