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28.WhydidNeupertcarryoutthestudy？A.Tofill agapin existingresearch.BTocorrectpreviousmisunderstandingsC.ToimprovethelivingconditionsofadultsD.Tohelpseniorstounderstandyoungeradults29.Whatresearchmethodwasmainlyusedinthestudy?A.Literaturereview.B.Scientificobservations.C.SurveydataanalysisD.Psychologicalexperiments30.Whichcanbeinferredfromparagraph3?A.Adultsareespeciallysubject tostress.B.StressimpactsdependonperceivedcontrolC.LivinganabnormallifemakespeoplelookolderD.Beingunderothers'control canharmone'shealth31.Whichcanbeasuitabletitleforthetext?A.3tressisspeedingoldpeople'sagingprocessD.Stresslevels arerisingamongyoungeradultsC.WlryyoungeradultspayattentiontotheiragesD.Howyounger adultsperception of stress affects agingDOneofthe mostinterestingapplications ofAlinliterary analysisisauthorshipattribution（归属）.Traditionalmethodsusedbyliteraryscholarstodetermineauthorshipoftenrelyonsubjectivefactorssuchashandwritinganalysisorpersonalknowledgeaboutanauthor'slife,whichcanleadtoinaccuraciesandprejudice.However,Alalgorithms（算法）cananalyzelargeamountsoftextdatatoidentifypatternsandfeaturesunique toeachauthor'swritingstyle.Oneexampleofthisistheuse