题目内容：
根据以下材料，回答题Inthe400sBC,theSophists,agroupofwanderingteachers,begantoteachinAthens.TheSophistsclaimedthattheycouldteachanysubjectorskilltoanyonewhowishedtolearnit.Theyspecializedinteachinggrammar,logic,andrhetoric,subjectsthateventuallyformedthecoreoftheliberalarts.TheSophistsweremoreinterestedinpreparingtheirstudentstoarguepersuasivelyandwinargumentsthaninteachingprinciplesoftruthandmorality.
UnliketheSophists,theGreekphilosopherSocratessoughttodiscoverandteachuniversalprinciplesoftruth,beauty,andgoodness.Socrates,whodiedin399BC,claimedthattrueknowledgeexistedwithineveryoneandneededtobebroughttoconsciousness.Hiseducationalmethod,calledtheSocraticmethod,consistedofaskingprobingquestionsth.atforcedhisstudentstothinkdeeplyaboutthemeaningoflife,truth,andjustice.
In387BCPlato,whohadstudiedunderSocrates,establishedaschoolinAthenscalledtheAcademy.Platobelievedinanunchangingworldofperfectideasoruniversalconcepts.Heassertedthatsincetrueknowledgeisthesameineveryplaceateverytime,education,liketruth,shouldbeunchanging.PlatodescribedhiseducationalidealinTheRepublic,oneofthemostnotableworksofWesternphilosophy.Plato'sRepublicdescribesamodelsociety,orrepublic,ruledbyhighlyintelligentphilosopher-kings.Warriorsmakeuptherepublic'ssecondclassofpeople.Thelowestclass,theworkers,providefoodandotherproductsforallthepeopleoftherepublic.InPlato'sidealeducationalsystem,eachclasswouldreceiveadifferentkindofinstructiontopreparefortheirvariousrolesinsociety.
In335BCPlato'sstudent,Aristotle,foundedhisownschoolinAthenscalledtheLyceum.
Believingthathumanbeingsareessentiallyrational,Aristotlethoughtpeoplecoulddiscovernaturallawsthatgovernedtheuniverseandthenfollowtheselawsintheirlives.Healsoconcludedthateducatedpeoplewhousedreasontomakedecisionswouldleadalifeofmoderationinwhichtheyavoideddangerousextremes.
Inthe4thcenturyBCGreekoratorIsocratesdevelopedamethodofeducationdesignedtopreparestudentstobecompetentoratorswhocouldserveasgovernmentofficials.Isocrates'sstudentsstudiedrhetoric,politics,ethics,andhistory.Theyexaminedmodelorationsandpracticedpublicspeaking.Isocrates'smethodsofeducationdirectlyinfluencedsuchRomaneducationaltheoristsasCiceroandQuintilian.
WhichofthefollowingistrueoftheSophists? A．Theirroachingmmedouttobepersuasive.
B．TheirschoolswerelocatedmostlyinAthens.
C．Theyunderminedthemoralityofthesocietyoftheirtime.
D．Theyexertedconsiderableinfluenceoverlatergenerations.
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