challenge: Where does Leal Arecibo FC play its home matches?
  
  A. At the Estadio Juan Ramón Loubriel in Bayamón
  B. On the campus of the University of Puerto Rico at Mayagüez
  C. At the Estadio Sixto Escobar in Arecibo
  D. On the campus of the University of Puerto Rico at Arecibo
  Answer: 