Atechniciannoticesthestoragespaceavailableonadataserverisrapidlydecreasing.Afew usersseemtobestoringconsiderablymoredatathantheotherusers.Whichofthefollowing shouldthetechnicianimplementtogiveallusersthesameamountofavailablestoragespace？（）
A.Diskquotas
B.Groupmemberships
C.Logonscripts
D.Shadowvolumes
参考答案：A
