Accordingtoareportrecently,thereareapproximately25.6mil...
問題詳情：Accordingtoareportrecently,thereareapproximately25.6millionteensintheU．S.marketandtheamountofmoneytheyhavetospendeveryyearcontinuestogrow.Itisestimatedthatteenshaveanaverageannualincomeofanywhe...