That statement is true
He believed that the songs performed in the church is a form of worship that given to the God. Which why they believe they should give the best possible effort that they can, hence leading to the use of heavenly sounds produced by professional singers and musicians.
The answer to the blank is none of the above as the answer to the blank is Upward Social Mobility.
Social mobility refers to the individuals or groups movement in social position and upward social mobility is the ability to move up in social class and the opposite is the downward mobility. The movement or the social mobility is based on education, occupation, wealth and other social variable.
Before the split in 1054, the Eastern Church and the Western Church view the Pope differently by the Eastern Church recognizes the Pope's full or complete power. The Pope did not want the title as Ecumenical Patriarch and would want the Byzantine emperor to recognize the Pope's power.
