To access the previous Windows desktop in Windows 8, the user would click the ________ tile

Slide ________ are motion effects that occur in a slide show as you move from one slide to the next

A) options B) transitions C) effects D) animations

If userA sends a secure message to userB using an asymmetric cryptographic algorithm, and userB sends a reply, what key is used if userA wants another user, userC to read the reply message?

A. userB's private key B. userC's public key C. userA's public key D. userC's private key