请阅读Passage2，完成第小题。 Passage2 Exceptionalchildrenaredifferentinsomesignificantwaysfromothersofthesameage,forthesameage,forthesechildrentodeveloptotheirfulladultpotential,theireducationmustbeadaptedtothosedifferences. Althoughwefocusontheneedsofexceptionalchildren,wefindourselvesdescribingtheirenvironmentaswell.Whiletheleadingactoronthestagecapturesourattention,weareawareoftheimportanceofthesupportingplayersandthesceneryoftheplayitself.Boththefamilyandthesocietyinwhichexceptionalchildrenliveareoftenthekeytotheirgrowthanddevelopment.Anditisinthepublicschoolsthatwefindthefullexpressionofsociety'sunderstandingtheknowledge,hopes,andfearsthatarepassedontothenextgeneration. Educationinanysocietyisamirrorofthatsociety.Inthatmirrorwecanseethestrengths,theweaknesses,thehopes,theprejudices,andthecentralvaluesofthecultureitself.Thegreatinterestinexceptionalchildrenshowninpubliceducationoverthepastthreedecadesindicatesthestrongfeelinginoursocietythatallcitizens,whatevertheirspecialconditions,deservetheopportunitytofullydeveloptheircapabilities. "Allmenarecreatedequal."We'vehearditmanytimes,butitstillhasimportantmeaningforeducationinademocraticsociety.Althoughthephrasewasusedbythiscountry'sfounderstodenoteequalitybeforethelaw,ithasalsobeeninterpretedtomeanequalityofopportunity.Thatconceptimplieseducationalopportunityforallchildren--therightofeachchildtoreceivehelpinlearningtothelimitsofhisorhercapacity,whetherthatcapacitybesmallorgreat.Recentcourtdecisionshaveconfirmedtherightofallchildren--disabledornot--toanappropriateeducation,andhaveorderedthatpublicschoolstakethenecessarystepstoprovidethateducation.Inresponse,schoolsaremodifyingtheirprograms,adaptinginstructiontochildrenwhoareexceptional,tothosewhocannotprofitsubstantiallyfromregularprograms. Thispassagemainlydealswith__________. 查看材料
A.the differences of children in their learning capabilities
B.the definition of exceptional children in modern society
C.the special educational programs for exceptional children
D.the necessity of adapting education to exceptional children
正确答案是D