You have a computer that runs Windows 7. Your computer s disk configuration is shown in the exhibit.(Click the Exhibit button.) You need to ensure that you can create a striped volume on the computer. What should you do?（）
- AAdd an additional hard disk.
- BConvert all disks to dynamic disks.
- CInstall a digitally-signed disk driver.
- DSet the Startup Type of the Virtual Disk Service （VDS） to Automatic.