challenge: What is the title of the book written by Psychiatrist Dr. Richard E. Gallagher on demonic possession?
  
  A. Possession and the Church
  B. The Exorcism Handbook
  C. Demonic Foes, A Psychiatrist Investigates Demonic Possession in the Modern United States
  D. The Rite: The Making of a Modern Exorcist
  Answer: 