Your company has a main office and 40 branch offices. Each branch office is configured as a  separate Active Directory site that has a dedicated read-only domain controller （RODC）. An  RODC server is stolen from one of the branch offices.     You need to identify the user accounts that were cached on the stolen RODC server.     Which utility should you use（）

• A、Dsmod.exe
• B、Ntdsutil.exe
• C、Active Directory Sites and Services
• D、Active Directory Users and Computers