challenge: What was the effect of Pope Pius V's papal bull Regnans in Excelsis on the English monarchy?
  
  A. It had no significant impact on the English monarchy
  B. It led to the Catholic Church calling for the overthrow of the English monarchy
  C. It led to a period of increased cooperation between the Catholic Church and the English monarchy
  D. It led to the immediate recognition of the English monarchy by the Catholic Church
  Answer: 