Where should you store the files?

You are developing a Windows Store app. The app has the following requirements:
Files must be stored on a device’s file system so other Windows Store apps can access them.
Additional configuration must be performed to make the location of the files available to other
Windows Store apps.
You need to meet the requirements.
Where should you store the files? (Each correct answer presents a complete solution. Choose all that
apply.)

A.
Removable devices

B.
App data locations

C.
User’s download folder

D.
Documents library

E.
App install directory

Explanation:
http://msdn.microsoft.com/en-us/library/windows/apps/hh967755.aspx