问题：

[单选] Your company has a main office and a branch office You deploy a read-only domain controller （RODC） that runs Microsoft Windows Server 2008 to the branch office You need to ensure that users at the branch office are able to log on to the domain by using the RODC What should you do（）

A . Add another RODC to the branch office
B . Configure a new bridgehead server in the main office
C . Configure the Password Replication Policy on the RODC
D . Decrease the replication interval for all connection objects by using the Actrve Directory Sites and Services console