You are designing the deployment strategy for an ASP.NET Web application. You need to
recommend an approach for displaying a maintenance notice to users while deploying a
new version of the Web application. What should you recommend?

A.
In the Web.config file, under the system.web/httpModules element, add a clear element.

B.
In the Web.config file, under the system.web/httpRuntime element, set the enable
attribute to false.

C.
Place a file named app_offline.aspx in the root of the Web application folder.

D.
Place a file named app_offiine.htm in the root of the Web application folder.