You are creating a Windows Forms application by using the .NET Framework 3.5. You create a new form in your application.You add 100 controls at run time in the Load event handler of the form.  Users report that the form takes a long time to get displayed. You need to improve the performance of the form. What should you do？（）

• A、Call the InitLayout method of the form before adding all the controls.Call the PerformLayout method of the form after adding all the controls.
• B、Call the InitLayout method of the form before adding all the controls.Call the ResumeLayout method of the form after adding all the controls.
• C、Call the SuspendLayout method of the form before adding all the controls.Call the PerformLayout method of the form after adding all the controls.
• D、Call the SuspendLayout method of the form before adding all the controls.Call the ResumeLayout method of the form after adding all the controls.