Your network contains a domain controller that runs Windows Server 2008 R2. You run the  following command on the domain controller：   dsamain.exe -dbpath c：/$SNAP_201006170326_VOLUMEC$/Windows/NTDS/ntds.dit -ldapport  389 -allowNonAdminAccess     The command fails.     You need to ensure that the command completes successfully.     How should you modify the command（）

• A、Include the path to Dsamain.
• B、Change the value of the -dbpath parameter.
• C、Change the value of the -ldapport parameter.
• D、Remove the -allowNonAdminAccess parameter.