You need to recommend a solution for the research documents that meets the museum’s technical requirements.   What should you recommend？（）

• A、On all client computers， enable shadow copies and configure the Previous Versions client settings.
• B、On Server1， enable shadow copies. On all client computers， configure the Previous Versions client  settings.
• C、Deploy Microsoft SharePoint Foundation 2010， and then migrate Share1 to a new document library. Modify the blocked file types.
• D、Deploy Microsoft SharePoint Foundation 2010， and then migrate Share1 to a new document library. Enable versioning for the library.