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.