Certkiller.com has employed you as a Web Application Developer. You are in the process ofcreating an ASP.NET application. In order to create the application you make use of Microsoft.NET Framework v3.5.  The Web application makes use of ASP.NET AJAX. You receive a request from management todeploy thid application in a Web farm environment. You thus decide to configure the SessionStatefor the application.  How can this be accomplished？（）

• A、A
• B、B
• C、C
• D、D