One of the remote branch offices of Certkiller branch is running a Windows Server 2008 having ready only domain controller （RODC） installed.For security reasons you don’t want some critical credentials like （passwords， encryption keys） to be stored on RODC. What should you do so that these credentials are not replicated to any RODC’s in the forest（）

A、Configure RODC filtered attribute set on the server

B、Configure RODC filtered set on the server that holds Schema Operations Master role.

C、Delegate local administrative permissions for an RODC to any domain user without granting that user any user rights for the domain

D、Configure forest functional level server for Windows server 2008 to configure filteredattribute set.

E、None of the above