Before the split in 1054, the leaders of the eastern church and the western church were
the patriarch and the pope.
justinian i and the pope.
the pope and theodora.
the patriarch and theodora.

The Correct Answer is

The Patriarch and the Pope.

Explanation:

Charlemagne's crowning created the Byzantine Emperor unnecessary, and connections within the East and the West declined until a lawful split happened in 1054. The Church of Eastern converted into the Orthodox Church of Greek by separating all relations with the Roman Catholic Church and Rome with the father to the Holy Roman Emperor below.

following type of cultural development caused people to want and buy new products on the market :

industrialization