Thenetworksecuritypolicyrequiresthatonlyonehostbepermittedtoattachdynamicallytoeachswitchinterface.Ifthatpolicyisviolated,theinterfaceshouldshutdown.Whichtwocommandsmustthenetworkadministratorconfigureonthe2950Catalystswitchtomeetthispolicy?(Choosetwo.)（）
A.Switch1（config-if）#switchportport-securitymaximum1
B.Switch1（config）#mac-address-tablesecure
C.Switch1（config）#access-list10permitiphost
D.Switch1（config-if）#switchportport-securityviolationshutdown
E.Switch1（config-if）#ipaccess-group10