How does the Electronic Flight Instrument System display of a B737-400 respond to the failure of a VHF navigation (VOR) receiver?

Question

Question ATPL - Airline Transport Pilot license - Radio Navigation

QuizVDS · Accepted Answer

It removes the associated magenta deviation bar and/or pointer from the display

QuizVDS · Answer

The pointer rotates around the display and a VOR 1 or 2 failure warning bar appears

QuizVDS · Answer

The pointer flashes and a VOR 1 or 2 failure warning bar appears

QuizVDS · Answer

The deviation bar and/or pointer change colour to red and flash intermittently

Id 93 - ATPL - How does the Electronic Flight Instrument System display of a B737-400 respond to the failure of a VHF navigation (VOR) receiver?