You are a network administrator for Your network consists of a single Active Directory domain named All servers run Windows Server 2003. A help desk user reports that a user object was accidentally deleted and the user can no longer log on to the domain and access resources. You confirm that the user object was included in the most recent backup. You need to enable the user to log on to the domain. You must ensure that the user retains access to resources. What should you do?（）

A. Install a new domain controller. Install Active Directory from media by using the most recent backup. Manually initiate replication.
B. Decrease the garbage collection interval. Perform a nonauthorative restoration of Active Directory by using the most recent backup.
C. Perform a nonauthorative restoration of Active Directory by using the most recent backup. Authoritatively restore the user object that was deleted.
D. Re-create a user object that has the same user principal name (UPN) as the user object that was deleted. Authoritatively restore this user object.