Your network contains a database server named Server1. Server1 runs the 32-bit version of Windows Server 2003 Enterprise Edition Service Pack 2 (SP2) and has 16 GB of RAM. On Server1, you open Task Manager and discover that the total physical memory shows only 4 GB of RAM. You need to ensure that Server1 has access to all 16 GB of RAM. What should you do?（）

• A、In the Boot.ini file, add the /PAE switch and then restart the server.
• B、In the Boot.ini file, add the /3GB switch and then restart the server.
• C、From Performance Options, set Memory Usage to Programs.
• D、From Performance Options, change the initial size of the paging file to 16 GB and then restart the server.