You have a portable computer that runs Windows 7. The computer is configured to keep an offline versionof files located in a network share. You need to identify whether you are working on an offline version of a file.  What should you do?（）

• A、From Sync Center， click View sync partnerships.
• B、From Action Center， click View archived messages.
• C、From Windows Explorer， select the file and then view the toolbar.
• D、From Windows Mobile Device Center， click the Connection settings.