· 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.

how long will thE CustomErs BE tolD ABout nEw numBEr on thE phonEA．

A、3 months

B．

B、6 months

C．

C、9 months