Which three devices are considered end devices in a network? (choose

The following devices are considered as end devices: SECURITY CAMERA, VOIP PHONE AND TELE-PRESENCE  END POINT.
In computer, an end device refers to a source or a destination device in a network system. The end devices form the interface between the human network and the underlying communication networks.

The best way she can do it is by doing the mentioned expirement but explaining it as a volcano eruption