You are designing an ASP.NET Web application for display on desktop computers and on mobile devices.
You have the following requirements:
– Present a full-featured interface to users of desktop computers that includes many interaction options and graphical buttons.
– Present a simple interface to users of mobile devices that does not include bandwidth-intensive elements.
You need to design the Web application to meet the requirements.
Which two approaches should you recommend?
(Each correct answer presents part of the solution. Choose two.)

A.
Create two separate skins for desktop and mobile user interfaces.

B.
Create two separate themes for desktop and mobile user interfaces.

C.
In the PreRender method of the Web applications master page, test Request.Browser.MobileDeviceModel and switch to the appropriate interface.

D.
Create a System.Web.UI.Page subclass that all Web application pages inherit from.
In the Page_PreInit method, test Request.Browser.IsMobileDevice and switch to the appropriate interface.