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?（）

• A、From Credential Manager， select Back up vault.
• B、From User Accounts， select Create a password reset disk.
• C、From User Accounts， select Manage your file encryption certificates.
• D、From Authorization Manager， modify the Authorization Manager options.