challenge: What is the likely origin of the Spanish Baroque painting of Mary Magdalene in the church of Saint Didier?
  
  A. A 19th century copy of a painting by Delacroix
  B. A 17th century copy of a painting by Murillo
  C. A 17th century original by Zurbarán
  D. A 20th century original by Picasso
  Answer: 