challenge: Who was the father of Matilda de Burgh, the mother of Maud de Prendergast, the first wife of Maurice FitzGerald, 3rd Lord of Offaly?
  
  A. Richard Mor de Burgh
  B. Maurice FitzGerald, 2nd Lord of Offaly
  C. Maurice FitzGerald, 3rd Lord of Offaly
  D. Sir Gerald de Prendergast
  Answer: 