Anadministratorperformsanauditonthe/usrfilesystemandfindsthefollowingpermissions：-rwsr-xr-x1rootsys514288Jun1809：40/usr/local/bin/nmonWhichofthefollowingmethodscantheadministratorusetoremoveapotentialsecurityrisk（）A.rm/usr/local/bin/nmonB.chmodu-s/usr/local/bin/nmonC.ReinstallthefilefromtheappropriatefilesetD.chmodgo-rx/usr/local/bin/nmon
Anadministratorperformsanauditonthe/usrfilesystemandfindsthefollowingpermissions：-rwsr-xr-x1rootsys514288Jun1809：40/usr/local/bin/nmonWhichofthefollowingmethodscantheadministratorusetoremoveapotentialsecurityrisk（）
A.rm/usr/local/bin/nmon
B.chmodu-s/usr/local/bin/nmon
C.Reinstallthefilefromtheappropriatefileset
D.chmodgo-rx/usr/local/bin/nmon