You are customizing a Windows Form. You want to display a custom icon for your composite control named DialerControl in the toolbox. You need to customize the toolbox icon. You want to achieve this goal by using the minimum amound of effort.
Which action or actions should you perform?
(Choose all that apply.)

A.
Add a bitmap named DialerControl.bmp to the user control project.

B.
Change the build action of the bitmap to Embedded Resource.

C.
Add a ToolboxBitmap attribute to the DialerControl class, passing in DialerControl.bmp as a parameter.

D.
Add a ToolboxBitmap attribute to the DialerControl class, passing in typeof(DialerControl) as a parameter.