challenge: What was the primary reason for Fructuosus of Braga retiring to a desert in Galicia?
  
  A. To establish a monastery for women under the abbess Benedicta
  B. To seek instruction from the Bishop of Palencia
  C. To appoint an abbot for the monastery of Complutum
  D. To live as a hermit and attract pupils around him
  Answer: 