Answer :

They said the pope on Rome had power over the entire church,while Eastern leaders did not recognize his authority over them.

if the choices are:

A.  They said the pope in Rome had power over the entire church, while Eastern leaders did not recognize his authority over them.

B.  Western leaders affirmed the idea that the emperor should be the final authority over church matters, but the East did not.

C.  Unlike Eastern leaders, they stated that God had given power to each priest so he did not have to answer to anyone but God.

D.  They declared that the pope and emperor should share government power, while Eastern leaders said only the pope had power.

The correct answer is A.