You are the administrator of a Windows 2000 network. You replace the uniprocessor computers 
in the graphics department with 25 new MPS-compliant computers. Each computer has two 550-MHz processors. You install the software that users need to perform their work. The software includes Win32-, Win16-, and DOS-based applications. Users report that when they use a Win 16-based application, they do not notice an improvement in performance compared to using the uniprocessor computers. You want the users in the graphics department to be able to see a noticeable improvement in performance. 
What should you do?（）

You install a 16-Bit ISA sound card on your Windows 2000 Professional computer. You install the manufacturer’s device driver for the sound card. You then restart the computer. During the start up process, the computer stops loading and Windows 2000 Professional. You restart the computer, and again the computer stops loading Windows 2000 Professional computer. 
You start the computer in Safe Mode. What should you do next?（）