You are the administrator of a Windows 2000 Professional computer that has a shared printer. Several departments in your company use the shared printer. The sales department frequently prints multiple-page presentation graphics， which take a long time to print. Users in other departments who have short messages to print must wait an unnecessarily long time for their jobs to print. You want to improve the efficiency of printing for all users who use the shared printer. You want to accomplish this with the least amount of administrative effort. What should you do？ （）

• A、Configure the priority of the printer to 50. Add a new printer， and set the priority to 1.  For the new printer， deny Print permission for users in the sales department.
• B、Configure the priority of the printer to 50. Add a new printer， and set the priority to 95  For the new printer， deny Print permission for users in the sales department.
• C、Monitor the print queue， and raise the priority of all the print jobs that are sent by users who are not members of the sales department.
• D、Delete the old printer. Add a new printer， and set the priority to a higher value. Pause the print queue only when graphic-intensive print jobs are printing.