Asystemadministratorisattemptingtounmountfilesystem/dev/dataandreceivesthefollowingmessage:umount:0506-349Cannotunmount/dev/data:Therequestedresourceisbusy.Whichofthefollowingcommandscanbeusedtodeterminewhichprocesshasopenreferenceswithinthefilesystem?()A.lsfsB.topasC.fuserD.mount

Asystemadministratorisattemptingtounmountfilesystem/dev/dataandreceivesthefollowingmessage:umount:0506-349Cannotunmount/dev/data:Therequestedresourceisbusy.Whichofthefollowingcommandscanbeusedtodeterminewhichprocesshasopenreferenceswithinthefilesystem?()

A.lsfs

B.topas

C.fuser

D.mount


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