You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. You create a custom-templated server control. <br /> You need to ensure that the child controls of the server control are uniquely identified within the control hierarchy of the page. <br /> Which interface should you implement?()
A、the ITemplatable interface
B、the INamingContainer interface
C、the IRequiresSessionState interface
D、the IPostBackDataHandler interface