Duetoarecentincreaseinadministrativeerrors,wearewritingtoremindyouoftheprocessforinvestigatinganysuspecteddiscrepancyonyourservicebill.Pleasecontactthecustomerservicedepartmentinwritingwithin60daysofreceivingthebill.Inordertoavoidfatefeesandpossi-ble42ofyourservice,youmuststillpayundisputedportionsofthestatementbytheduedate. ProteusSat43everyefforttoresolveanyclaimsinatimelymanner,andtothemutualsat-isfaction. 阅读以上短文，回答191-192题。 第42题答案是__________
A.interrupted B.to interrupt C.interruption D.interruptive正确答案C
