challenge: What is the origin of the name 'Ghubaira' in Riyadh, Saudi Arabia?
  
  A. It was named after the tribe of Bani Ghabar that once lived in the area
  B. It was named after the neighborhood of al-Khalidiyyah
  C. It was named after a famous Saudi king
  D. It was named after the sub-municipality of al-Batha
  Answer: 