challenge: What was James II of Urgell's reaction to the proclamation of Fernando de Antequera as king of Aragon?
  
  A. He was incredulous and took refuge in his castle of Balaguer
  B. He immediately accepted the new king and attended the Cortes of Aragón in Zaragoza
  C. He was outraged and wrote a formal complaint to the archbishop of Cagliari
  D. He was indifferent to the news and continued with his daily activities
  Answer: 