You deploy an ASP.NET application to an IIS server. You need to log health-monitoring events with severity level of error to the Windows application event log. What should you do？（）

• A、Run the aspnet_regiis.exe command.
• B、Set the Treat warnings as errors option to All in the project properties and recompile.
• C、Add the following rule to the  section of the web.config file.
• D、Add the following rule to the  section of the web.config file.