challenge: What was Hugh Duff O'Donnell known for doing to the territories of Inis Eocchain, Cenel Moain, and Feraibh Manach?
  
  A. He gave them new charters and secured their old ones to establish his authority
  B. He divided them among his allies and vassals
  C. He abandoned them to the English crown
  D. He conquered and unified them under his rule
  Answer: 