Question

The western church claimed authority over the eastern church because the pope...
wanted the eastern church to remain christian.
wanted the eastern church to move to rome.
believed he had power over both churches.
believed he had power over european kingdom.

Answer 1

The Western Church claimed authority over the Eastern Church because the Pope "c. believed he had power over both churches". He based this belief on the fact that this was the Holy Land.
hope this helps :)