You work as a system administrator at Certkiller.com. You are in the process of creating anASP.NET application using Microsoft .NET Framework v3.5.  You receive an instruction from management to create a custom-templated server control. Toensure productivity you need to make sure that the child controls of the newly created servercontrol are identified within the hierarchy of the page. You thus need to identify the interface thatwill accomplish this.  What should you do？（）

• A、You should consider implementing the IRequiresSessionState interface.
• B、You should consider implementing the ITemplatable interface.
• C、You should consider implementing the IPostBackDataHandler interface.
• D、You should consider implementing the INamingContainer interface