You manage a server that runs Windows Server 2008. The server has the Web Server （IIS） role installed. The Web developer at your company creates a new Web site that runs an ASP.NET 3.0 Web application. The ASP.NET Web application must run under a security context that is separate from any other ASP.NET application on the Web server. You create a local user account and grant account rights and permissions to run the ASP.NET Web application. You need to configure authentication for the new Web site to support the Web application. What should you do？（）

A. Configure the Windows Authentication setting to Enabled.
B. Configure the Forms Authentication setting to Enabled by using all the default settings.
Configure the ASNET State service to log on to the new local user account by using the Services console.
D. Configure the ASNET Impersonation setting to Enabled. Edit the ASNET Impersonation setting by specifying the new local user account.