阅读下列四篇短文，从每小题后所给的A,B,C或D四个选项中，选出最佳选项。Psychologistshavediscoveredthateventhemostindependent-mindedofuswillconformtosocialpressurewhenwearewithagroupofpeople.Inoneclassicexperiment,peoplewereshownavertical（垂直的）lineandaskedtofindalineofidenticallengthfromaselectionofthree.Youmightthinkthatthisisanabsurdlyeasytask,andwhenpeopleperformitbythemselvestheydoitverywell.However,psychologistshavediscoveredthatweareveryeasilyswayedbytheopinionsofotherpeoplewhenwedothistaskinagroup.Inonestudy,agroupofthreepeoplewassetup,wheretwoofthepeoplewereconfederates（同伙）oftheexperimenter.Whentheconfederatesdeliberatelygavewronganswers,peoplewereoftenswayedtogivethewrongansweralso.Infact,75%ofpeoplegaveatleastonewronganswer,withsomepeopleconformingtopeerpressureoneveryoccasion.Butwhydopeopleconforminthisway?Inaneasytasklikethis,itseemsthatpeopledonotwanttostepoutoflinewiththeprevailingopinionofthegroup.Onmoredifficulttasks,peoplealsoconformbecausetheyloseconfidenceintheirownabilitytomakedecisionsandprefertotrustthemajorityopinioninstead.Atypicalexampleofthiskindofconformityariseswhenwecomeacrosspeopleindistress.Wouldyouhelpawomanwhohasbeenattackedinthestreet?Itturnsoutthatyouaremuchmorelikelytogotoherassistanceifyouarealone.Whenotherpeoplearealsoaround,adiffusionofresponsibilityoccurs.Peopleareparalysedintoinaction,becauseeveryoneassumesthatsomeoneelsewillgotothewoman'sassistance.1.InParagraph1,theunderlinedword“conform”probablymeans“”.A.seekindependenceB.disobeyordersC.followwhatothersdoD.seekpleasure2.WhatisthepurposeoftheexperimentdescribedinParagraph2?A.Toexplainwhypeoplewouldbeinfluencedbytheopinionsofothers.B.Toprovethatpeopleareeasilyinfluencedbytheopinionsofothers.C.Totraintheconfederatesoftheexperimenterasindependent-minded.D.Todescribehowpeoplewouldbeinfluencedbytheopinionsofothers.3.Inthelastparagraph,accordingtotheauthor,whywouldn’tonehelpthewoman?A.Hethinkshehasnoresponsibilitiestogiveahand.B.Hethinkshehasnothingtodowithit.C.Heistooshytogivehishelpinghand.D.Heth