问题:
You are creating a Windows Forms Application by using the .NET Framework 3.5.You plan to design a control for the application.You need to ensure that the control meets the following requirements:
(1)Contains the DataGridView, BindingSource, and BindingNavigator controls.
(2)Exposes the properties of the BindingSource control.
(3)Protects the properties of the DataGridView and BindingNavigator controls.
What sholud you do?()
A . Extend the Control class.
B . Extend the ContainerControl class.
C . Create protected accesses for each control property.
D . Create public accesses for the properties of the BindingSource control.
You are creating a Windows Forms Application by using the .NET Framework 3.5.You plan to design a control for the application.You need to ensure that the control meets the following requirements:
(1)Contains the DataGridView, BindingSource, and BindingNavigator controls.
(2)Exposes the properties of the BindingSource control.
(3)Protects the properties of the DataGridView and BindingNavigator controls.
What sholud you do?()
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