Your company has client computers that run Windows XP Professional.   You are planning to install Windows 7 Enterprise on the existing client computers.    You need to design a user state migration strategy that minimizes network bandwidth and server use when user data is being migrated.   What should you do？（）

• A、Use the Refresh Computer method and a hard-link migration store.
• B、Use the Refresh Computer method and a compressed migration store.
• C、Use the Replace Computer method and a hard-link migration store.
• D、Use the Replace Computer method and a compressed migration store.