Which of the following ways to handle crimes is not mentioned

A．American teenagers are spending whatever they can instead of putting aside the money they make.
B．American teenagers affect their parents' shopping habits tremendously.
C．American adolescents typically spend money on famous brands and concert tickets.
D．American businessmen are trying to figure out new ways to tap the potential of adolescentmarket.

A．adolescents account for a great part of the consumers and their tastes and preferences are of great importance to the producers.
B．adolescents often serve as consultants for their parents' purchasing behavior and sometimes even alter their parents' purchasing habits.
C．adolescents are turning their interests from acne medication and sport wears to other goods.
D．a research team has revealed that nearly half of American adolescents have part-time jobs, and thus, some extra money to spend.