On what matters did the Roman Catholic Church on the eastern orthodox church agree? Select the three correct answers.

The three correct answers are:

1. The authority of the Pope: Both the Roman Catholic Church and the Eastern Orthodox Church recognized the authority of the Pope as the Bishop of Rome. However, disagreements later arose regarding the extent of the Pope's authority.

2. The Nicene Creed: Both churches agreed on the fundamental beliefs expressed in the Nicene Creed, which is a statement of the Christian faith adopted at the Council of Nicaea in 325 AD.

3. The importance of sacraments: Both churches emphasized the importance of sacraments, particularly the seven sacraments recognized by the Roman Catholic Church (baptism, confirmation, Eucharist, reconciliation, anointing of the sick, holy orders, and matrimony). However, there were some differences in how these sacraments were practiced and understood.