You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2008 R2 installed. Some of ABC.com’s workstations have Windows 7 installed， while the rest have Windows 8 installed. After installing a new Windows Server 2012 R2 computer in the ABC.com domain， you configure it to run the File and Storage Services server role.You are instructed to create a shared folder on the new server， and configure the use of Previous Versions for restoring files located in the shared folder. Which of the following actions should you take？（）
- AYou should consider configuring the Shadow Copies settings on the new server.
- BYou should consider configuring the Snapshot settings on the new server.
- CYou should consider configuring the Background Copy settings on the new server.
- DYou should consider configuring the Permission settings on the new server.