Multiple choice general knowledge math & puzzles DVDs that can be played in any region are sometimes referred to as being Region ALL Region 0 Region 9 Region ALL Countries Reveal answer Fill a bubble to check yourself B Correct answer Explanation Region 0 means a DVD has no region coding and can be played on any DVD player worldwide. Region-free discs are often called Region 0 or Region ALL. Regions 1-8 are specific geographic areas.