challenge: When did Jayuya Abajo appear in Spain's gazetteers until it became a territory of the United States?
  
  A. Before the Treaty of Paris of 1783
  B. Until the Spanish–American War under the terms of the Treaty of Paris of 1898
  C. After the Spanish–American War
  D. Prior to the United States Department of War's census of 1899
  Answer: 