You are debugging a Windows application that uses Windows Presentation Foundation
(WPF) and Microsoft Visual Studio 2010. The application is deployed as an XAML browser
application (XBAP). Some users report that they are not able to use the drag-and-drop
functionality. You need to ensure that all users can use the drag-and-drop functionality.
What should you do?
A.
Use loose XAML.
B.
Require the FullTrust permission on the XBAP application.
C.
Add the URL for the application to the browser’ s trusted sites list.
D.
Register the assembly that contains the IDataObject objects to the GAC on all client
computers.