What effect did the dispute between the orthodox and the roman catholic churches in the 11th century have?
(a) the orthodox church fell under the rule of a patriarch.
(b) the roman catholic church became a minority religion.
(c) the two churches split apart permanently.
(d)the emperor took control of the orthodox church.

The correct answer is C. As an effect of the dispute between the Orthodox and the Roman Catholic churches in the 11th century, the two churches split apart permanently. It was called the Great Schism of 1054.

Explanation:

The Great Schism was a conflictive religious event that occurred in 1054. In it, the mutual rupture and excommunication between the highest leader of the Catholic Church in Rome, the Pope or Bishop of Rome (together with Christianity of the West), and the ecclesiastical hierarchs of the Orthodox Church (together with the Christianity of the East) occurred.

d) a constitutional amendment