Which credentials should you provide to WNS?

You are developing a Windows Store style app by using JavaScript.
You plan to use Windows Push Notification Services (WNS).
You need to register the app with WNS to receive push notifications.
Which credentials should you provide to WNS? (Each correct answer presents part of the
solution. Choose all that apply.)

A.
Package security identifier

B.
Package private key

C.
Publisher security identifier

D.
Client secret

E.
Package name