Answer:
https://www.google.com/url?sa=i&source=images&cd=&ved=2ahUKEwjqiJeenavmAhUD16wKHUdyB6gQjRx6BAgBEAQ&url=https%3A%2F%2Fwww.civiceducationva.org%2Ffederalism5.php&psig=AOvVaw05x8rJe2nkiT2UGnBeo4xB&ust=1576072366608533
Explanation:
<span>There were several important points of controversy between the Eastern Orthodox church and the Roman Catholic church. Namely, they could not decide on the nature of the Holy Spirit, or what sort of authority the pope should have. Additionally, they could not agree on whether to base themselves out of Constantinople or Rome.</span>