Answer:
a ending corruption
Step-by-step explanation:
In the past, Catholic churches indulged in a corrupt practices. They sold indulgences to their followers for profit, making a business out of Catholic followers who were desperate to seek their God's forgiveness.
This was the reason why Catholic Reformers conducted their activism. They wanted the Church to stop the corrupt practices and remind the followers that forgiveness for their sins cannot be bought with money. They can only be obtained through God's mercy.