You use Windows 2000 Professional on your desktop Computer. You schedule a task to run an MMC snap-in to perform configuration tasks on other computers. You notice that the task is not completing correctly. You manually start MMC. You add the snap-in. You are then able to successfully run the task. You verify that all of your other tasks are working correctly. You want to enable your tasks to complete successfully. What should you do？（）

• A、Use Scheduled Tasks to configure the task to run under the security context of your account.
• B、Configure the Task Scheduler service account to use a local Administrator account and password.
• C、Use Computer Management to start the Messenger service and to configure the Messenger service to start automatically. 
• D、Use Computer Management to start the Task Scheduler service and to configure the Task Scheduler service to start automatically.