题目内容：
根据以下资料回答题：Thereisapopularbeliefamongparentsthatschoolsarenolongerinterestedinspelling.NoschoolIhavetaughtinhaseverignoredspellingorconsidereditunimportantasabasicskill.
Thereare,however,vastlydifferentideasabouthowtoteachit,orhowmuchpriority(优先)itmustbegivenovergenerallanguagedevelopmentandwritingability.Theproblemishowtoen-courageachildtoexpresshimselffreelyandconfidentlyinwritingwithoutholdinghimbackwiththecomplexitiesofspelling.
Ifspellingbecometheonlyfocalpointofhisteacher'sinterest,clearlyabrightchildwillbelikelytoplaysafe.Hewilltendtowriteonlywordswithinhisspellingrange,choosingtoa-voidadventurouslanguage.That'swhyteachersoftenencouragetheearlyuseofdictionariesandpayattentiontocontentratherthantechnicalability.
Iwasonceshockedtoreadonthebottomofasensitivepieceofwritingaboutapersonalex-perience：Thisworkisterrible!Therearefartoomanyspellingerrorsandtechnicalabilitiesinwriting,butitwasalsoasadreflectionontheteacherwhohadfeelings.Theteacherwasnotwrongtodrawattentiontotheerrors,butifhisprioritieshadcenteredonthechild'sideas,anexpressionofhisdisappointmentwiththepresentationwouldhavegiventhepupilmoremotiva-tion(动力)toseekimprovement.
Teachersaredifferentintheiropinionsabout（ ）.
A.thenecessityofteachingspelling
B.theroleofspellingingenerallanguagedevelopment
C.thewayofteachingspelling
D.thecomplexitiesofthebasicwritingskills
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答案解析：