You are the network administrator for your company. All network servers run Windows Server 2003. All client computers run Windows XP Professional. A member server named Server1 is located at a branch office that does not permit the use of Remote Desktop Protocol. Another administrator uses the Backup utility to create a scheduled backup job on Server1. The backup job performs a normal backup of an application server. The application server is removed from the network. You need to use a client computer to remove the backup job from Server1. You cannot travel to the branch office. What should you do? （）

A. Use the RUNAS feature to run the at /delete command as the Server1\Administrator account.
B. Log on by using your Administrator account and run the ntbackup /D command.
C. Log on by using your Administrator account and run the schtasks /delete command.
D. Use the RUNAS feature to run the taskkill command as the Server1\Administrator account.