What are three inputs available on Windows Phone 7? (Choose three.)

A.
Touch input

B.
Temperature sensor

C.
Accelerometer

D.
Game pad

E.
Global Positioning System (GPS)

Explanation:
http://msdn.microsoft.com/en-us/library/ff827744.aspx
http://windowsphone7developerguide.blograby.com/tag/vs/