To answer this question, we need to understand the properties of the Common control class. Let's go through each option to understand why it is correct or incorrect:
Option A) Show - This option is incorrect because the Show property is a valid property of the Common control class. It is used to determine whether the control is displayed or hidden.
Option B) BackColor - This option is incorrect because the BackColor property is a valid property of the Common control class. It is used to specify the background color of the control.
Option C) Font - This option is incorrect because the Font property is a valid property of the Common control class. It is used to define the font of the control.
Option D) ForeColor - This option is incorrect because the ForeColor property is a valid property of the Common control class. It is used to define the foreground color of the control.
Option E) Name - This option is correct because the Name property is not a property of the Common control class. The Name property is a property of the Control class, which is the base class for the Common control class.
The correct answer is E) Name. This option is correct because the Name property is not a property of the Common control class.