You are the network administrator for On a windows Server 2003 computer named TestKingF, you use the backup program to automatically back up eight servers. You use a schedule task named AutoBack. The task runs in the security context of a domain account named NightBackup.
The Default Domain Policy Group Policy object (GPO) is configured with the following account policies settings:
1. Minimum password length: 8 characters
2. Password expiration: 30 days
3. Enforce password history: 12 passwords remembered
4. Account lockout threshold: 3 invalid logon attempts
5. Account lockout duration: 30 minutes
The backup program runs successfully for four weeks. After four weeks, you notice that nightly backups no longer occur. A successful backup occurs when you log on the TestKingF with your own user account and perform a local backup. Your user account is member of the Domain Admins group.
You want the AutoBack scheduled task to perform unattended backups every night at 11:00 P.M.
Which two actions should you perform in order to resume the nightly backups by using the AutoBack scheduled task?（） (Each correct answer presents part of the solution. Choose two.)

A. Unlock the NightBackup user account.
B. Enable the NightBackup user account.
C. One the properties sheet for the AutoBack. Job scheduled task, reset the password.
D. Reset the password for the NightBackup user account.
E. Configure the local security policy on TestKingF to grant the service account the Logon locally right.
F. Configure the local security policy on TestKingF to grant the service account the Logon as a service right.