challenge: Who was the Chief Incumbent of the Gangaramaya temple and one of Galboda Gnanissara Thera's teachers?
  
  A. Galboda Gnanissara Thera
  B. Podi Hamuduruwo
  C. Dewundara Vaccissara Thera's successor
  D. Devundara Ratanajothi
  Answer: 