Which of the following devices can be used to breakup a broadcast domain?

In ________, the first cell phone and VoIP calls were made

A) 2003 B) 1999 C) 1971 D) 1973

When the ________ option is selected, the first frame of a video will appear after the video finishes playing

A) Loop until Stopped B) Start/Automatically C) Rewind after Playing D) Fade In