Multiple choice technology programming languages From which class The user controls are derived ? System.Web.UI System.Web.Data.Usercontrol System.Web.UI.Data System.Web.UI.Usercontrol Reveal answer Fill a bubble to check yourself D Correct answer Explanation User controls in ASP.NET are derived from System.Web.UI.UserControl, which provides the base functionality for creating reusable custom controls. The other namespaces are either incorrect or don't contain the UserControl class.