Multiple choice general knowledge Big work... A masterpiece of an artist, or writer or composer is called... Magnificient Magum Opus Magnonimous Magnanimatic Reveal answer Fill a bubble to check yourself B Correct answer Explanation Magnum opus means a great work of art, literature, or music; the greatest work of an artist or writer. This matches 'a masterpiece of an artist, or writer or composer'. Note: Option B has a typo ('Magum' instead of 'Magnum').