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单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version  3.5.  You create the following controls:  ?¤A composite custom control named MyControl.  ?¤A templated custom control named OrderFormData.  You write the following code segment to override the method named CreateChildControls（　） in the MyControl class. (Line numbers are included for reference only.)  01 protected override void  02 CreateChildControls（　） {  03 Controls.Clear（　）;  04 OrderFormData oFData = new  05 ?OrderFormData("OrderForm");  06  07 }  You need to add the OrderFormData control to the MyControl control.  Which code segment should you insert at line 06?（） 

A、Controls.Add(oFData);

B、

C、

D、

  • B

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