You are developing a trusted application by using Silverlight 4. The application will upload images to a server. You need to provide a user with two ways to select an image file from the C:\Temp folder on the client computer.Which two actions should you perform?
(Each correct answer presents a complete solution. Choose two.)

A.
Use the OpenFileDialog class.

B.
Use the Clipboard class to allow the copyandpaste functionality on the images.

C.
Use the Rectangle control as a dropzone and set the AllowDrop property of the control to true.

D.
Use the Environment.GetFolderPath and Environment.SpecialFolder methods to access a file specified by the user.