challenge: What are the names of Marc-Olivier Strauss-Kahn's parents?
  
  A. Gaston Strauss-Kahn and Jacqueline André
  B. André Strauss-Kahn and Corinne Fellus
  C. Dominique Gaston André Strauss-Kahn and Valérie Corinne
  D. Gilbert Strauss-Kahn and Jacqueline Fellus
  Answer: 