challenge: What is the subject of Harry R:son Svensson's 2001 master thesis at Blekinge Institute of Technology in Karlskrona?
  
  A. The impact of industrialization on Karlskrona's economy
  B. The Mosaic Parish in Karlskrona during the late 19th century
  C. The architecture of churches in Karlskrona
  D. The history of Karlskrona's naval fleet
  Answer: 