You need to ensure that the new feature meets the following requirements: • It provides a three-dimensional scale model

You are designing a new feature for an existing Windows Forms application by using
Microsoft .NET Framework 4. The application contains multiple forms that are loaded into a
parent Multiple Document Interface (MDI) form. Your company policy does not allow the use
of third-party controls. You need to ensure that the new feature meets the following
requirements: • It provides a three-dimensional scale model. • It allows users to change the
colors of the model and communicates the color selections back to the application. • It
allows the model to scale, based on the user’s client computer display resolution. • It is a
child form in the MDI application. What should you do?

You are designing a new feature for an existing Windows Forms application by using
Microsoft .NET Framework 4. The application contains multiple forms that are loaded into a
parent Multiple Document Interface (MDI) form. Your company policy does not allow the use
of third-party controls. You need to ensure that the new feature meets the following
requirements: • It provides a three-dimensional scale model. • It allows users to change the
colors of the model and communicates the color selections back to the application. • It
allows the model to scale, based on the user’s client computer display resolution. • It is a
child form in the MDI application. What should you do?

A.
• Design the new feature in the existing Windows Forms application as a Windows form. •
Add the form as a child form to the MDI window.

B.
• Design the new feature in a new application by using Windows Presentation Foundation
(WPF). • Invoke the new WPF application from the existing Windows Forms application.

C.
• Design the new feature in a new Windows Presentation Foundation (WPF) application.
• Host the existing application inside the new WPF application by using the
WindowsFormsHost class.

D.
• Design the new feature by using a Windows Presentation Foundation (WPF) user
control. • U se t he E lementHost c lass t o h ost t he W PF u ser c ontrol i n t he existing W
indows F orms application.

Explanation:



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