An end user has an 7945 IP phone, but is unable to launch any of the IP phone applications.
A network engineer has confirmed that the device is subscribed to the appropriate
applications in Cisco Unified Communications Manager.
How should the engineer instruct the user to launch the IP phone applications?

A.
Select the “?” button on the IP phone.

B.
Select the globe button on the IP phone.

C.
Select Settings > User Preferences.

D.
Select Settings > Device Configuration.