You have a computer named Computer1 that runs Windows Vista and a computer named Computer2 thatruns Windows 7. You plan to migrate all profiles and user files from Computer1 to Computer2. You need toidentify how much space is required to complete the migration.  What should you do?（）

• A、On Computer1 run Loadstate c:/store /nocompress.
• B、On Computer1 run Scanstate c:/store /nocompress /p.
• C、On Computer2 run Loadstate //computer1/store /nocompress.
• D、On Computer2 run Scanstate //computer1/store /nocompress /p.