DRAG DROP
You are developing a Windows Store app.
The app must allow salespeople to choose customer contacts by using a ContactPicker class. It also
must continue to be responsive while the ContactPicker class is displayed.
You need to ensure that the ContactPicker class is displayed to meet the requirements.
How should you complete the code segment? (To answer, drag the appropriate term to the correct
location or locations in the answer area. Each term may be used once, more than once, or not at all.
You may need to drag the split bar between panes or scroll to view content.)

Answer:

Explanation:
http://msdn.microsoft.com/en-us/library/hh156528.aspx

http://msdn.microsoft.com/enus/library/windows/apps/windows.applicationmodel.contacts.contactpicker.picksinglecontactasync.
aspx