You have a computer that runs Windows 7. The computer is in a workgroup. You need to ensure that youcan decrypt Encrypting File System (EFS) files on the computer if you forget your password. What are two possible ways to achieve this goal?（）
- AFrom Credential Manager， select Back up vault.
- BFrom User Accounts， select Create a password reset disk.
- CFrom User Accounts， select Manage your file encryption certificates.
- DFrom Authorization Manager， modify the Authorization Manager options.