The correct answer is the following.
The correct matches are:
Believed faith alone could lead to salvation: Protestants.
Believed that meditation, prayer, and contemplation exercised strengthened one's relationship with God: Roman Catholics.
Vowed absolute obedience to the pope: Roman Catholics.
Viewed indulgences as a morally and economically corrupt practice: Protestants.
Rejected the belief that people couldn't receive grace through good works: Roman Catholics.
Taught that the bible was the only source of Christian spiritual teachings: Protestants.
The absolute power confined to the Roman Catholic Church and the Pope was one of the reasons for the Reformation period in the Christian church. Martin Luther and John Calvin were one of the most notorious reformers of the church and created their own branches of the Christian Church: The Lutherans and the Calvinists. The differences between reformers and the Catholic church were many and irreconcilable. The schism of the church resulted after those dogmatic difference and accusations.