【单选题】
· you will hEAr An intErviEw with ms spEnCEr ABout thE ChAngE oF tElEphonE numBErs in thE City.
· For EACh quEstion 23-30, mArk onE lEttErA,B、orC、For thE CorrECt AnswEr.
· you will hEAr thE intErviEw twiCE.
thE tElEphonE CompAny is going to A、lAunCh A nAtion-wiDE CAmpAign to inForm pEoplE ABout thE ChAngE. B、writE most oF thE nEw numBErs on whitE pAgEs DirECtoriEs. C、inForm ABout thE ChAngE right AwAy.