题目内容：
根据下列材料，请回答题：Jack’sfriendTonyhadrecentlygottenatattoo(文身),andJackwassoimpressedbyTony’sbraveryandhistattoothathedecidedtogetonetoo.WhydoalotofyoungpeopleinNorthAmericagettattoostoday?Peerpressure,mediainfluence,andpersonalexpressionaresomeofthecommonreasons.Thedesiretobepartofagroup,tobeacceptedbyone’sfriendsorpeers,canhaveagreatinfluenceonwhatapersondoes.Sometimes,wearingatattoocanbeasignthatyoubelongtoacertaingroup.Gangsoftenusespecialclothesandtattoostoidentifytheirparticulargroup.Forexample,inonegangallthemembersmayweargreenarmyjacketsandhavelarge“Xs”tattooedontheirarms.Itisnotonlygangsthathavethistypeofspecial“uniform”.Youngpeopleoftenbelongtoacertaingroupoffriends.
Someofthesegroupswearonlybrand-nameclothes.Othersweartattoos.Whenaperson’sfriendsarealldoingsomething,suchasgettingatattoo,thatpersonismorelikelytodothesamething,andgetatattootoo.
ThemediaisanotherbiginfluencebehindthepopularityoftattoosinNorthAmerica.Awidevarietyofmediaimagesshowtattoos.Tattooscanbeseenonpeopleappearingincommercialssellingexpensivecars.Famoussportsheroeswithtattoosareshowninmagazines.FashionmodelsareoftenseeninmagazinesandonTVwearingdesignerclothesthatshowtheirbodiestattooedwithdetailedandcolorfulpatterns.
Thesemediaimageslinktattoostoideasofwealth,success,andstatus.Asaresult,manypeopledecidetogetatattooforitsfashionandstatusvalue.
Itisnotalwaystheinfluenceofotherpeopleorthemediathatresultsinapersongettingatattoo.Manypeopledecidetoweartattoosinordertoexpresstheirartisticnature,theirbeliefs,ortheirfeelings—inotherwords,toshowtheirindividuality.Amusicianinarockbandmaygetatattooofaguitaronthearm.Someenvironmentalistsmaytattoopicturesofendangeredanimalsontheirshoulders.Loversmaytattooeachothers’namesovertheirhearts.Atattoocanbeapublicsigntoshowwhatisimportantinaperson’slife.Jackgotatattoobecauseof________. A．theinfluenceoffriends
B．theinfluenceofthemedia
C．adesiretoexpresshimself
D．adesiretobefashionable
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