AnadministratorcreatesanewdirectorythensharesitontheWindowsserver.Theadministrator setsthepermissionsforeveryoneto\”Modify\”butusersreporttheyareunabletocreateordelete documents.Whichofthefollowingisthecause？（）
A.Theadministratorforgottochangethesharepermissions
B.Theuserswerenotpartofthe“Everyone”builtingroup
C.Theadministratorsharedthefilesbutnotthefolder
D.“Modify”onlyallowsuserstochangeexistingdocuments
参考答案：A
