challenge: According to Sardar Abdul Qayyum, what happened in Poonch in 1955 that he considered a 'black stain on our history'?
  
  A. The police from Punjab caused harm and suffering to the local population
  B. The police from Punjab were ineffective in maintaining law and order
  C. The police from Punjab were welcomed as heroes
  D. The police from Punjab were responsible for a series of positive reforms
  Answer: 