ACCorDing to thE DirECtor oF thE rECruitmEnt DEpArtmEnt oF sAinsBury's, thE rEAson its grADuAtE ADvErtising FAilED is thAt ______.
A．it DiDn't proviDE Enough oFFiCEs For grADuAtEs
B．its rEsEArCh into grADuAtEs' ExpECtAtions wAs not suCCEssFul
C．it FAilED to mAkE rEtAil A sExy CArEEr
D．it DiDn't tEll grADuAtEs whAt thE joB ACtuAlly involvED