"The King adorns...wearing necklaces round his neck and bracelets on his forearms and he puts on a high cap decorated with gold and wrapped in a turban of fine cotton...At the door of the pavilion are dogs of excellent breeding. Round their necks they wear collars of gold and silver, studded with a number of balls of the same metals."

What caused the scene described in this excerpt?
O The king of Ghana was a strong leader.
Ghana had few resources.
O The king of Ghana ruled over a vast empire.
O Ghana was a wealthy empire.