The Great Schism - separation of the Orthodox and Catholic church into two churches, each promoting a different 'brand' of christianity
Political separation and tension between Eastern and Western Europe, as countries picked which church to follow
Creation of the title Ecumenical Patriarch for the head of the Orthodox church.
Raised tensions between Byzantium and Rome.
etc.
C) can serve in their positions for life.
The last one is your answer sorry if you dont get it right
Todos estos son ejemplos de clima templado. El clima templado o mesotermal es un tipo de clima intermedio entre el clima cálido y el clima frío.