单选题：根据以下材料，回答题"Helooksnormal."That'swhateverybodysayswhenItellth

根据以下材料，回答题
"Helooksnormal."That'swhateverybodysayswhenItellthemmysonwasjustdiagnosedasautism(孤独症).Theyallsayitwithout16.It'strue.Alejandrodoeslooklikeeveryother17boy.Heplays,hesmiles,andherunsaroundwiththetwo-year-oldboy'sboundless18untilheistootired.Helaughswhenyoumoveyourfingers19onasensitivepartofhisbody.Andheof-ten20histoyslikeeveryotheryoungchildathisage.Butmostofthetime,Alejandro21inhisownlittleworldplayingwithhistoysallbyhimself22inagroupofkidsand23youwhenyoutalk
tohimloudly.Atthattimehe'salone,nomatterhowhardyoutryto24him.MywifeandIget25.Weaskfor"nosekisses"orhugsandmanytimeshedoesn't26us.It's
extremelyanxiouswhenyourchild'sfaceisrightinfrontofyouandhewon'tadmityour27.
Heregularlydoesn'teat.Thefoodoften28himwhenheputsitinhismouth.Heisverysmall29hisage.Wearetoldthatit'sanother30oftheautism.Becauseautismisn'tlikesome
other31,thereisnosettreatment.Eachchildneedstobetreated32；whatworksforoneprobablydoesn'tworkforanother.Tryatreatment.Ifitdoesn'twork,youhavetotryanother33you
hopefullyfindsomethingthatdoeswork.
Thefutureiscloudy,butwewilltryeverythingwecandotoreachhim,becausewelovehimandweknowhe'sa(n)34littleboy.Andwebelievewiththehelpoflove,wecan35anydifficulty.
A．exception
B．problem
C．discussion
D．question