Which statement best describes the reformation? a- it was a movement that questioned the authority and integrity of the catholic church and led to a split in the christian religion b- it was a crusade led by scientists studying the laws of nature to prove the existence of god through experimentation and observation c- it was an attempt by scholars to improve education in europe that unintentionally started a debate about human sinfulness d- it was an effort by christian bishops to reorganize the catholic church that resulted in wars between christians and muslims