B) there can be a lot going on so a historian should try to incorporate as much as possible
History .................
Schism of 1054<span>. </span>Schism of 1054<span>, also called </span>East–West Schism<span>, event that precipitated the final separation </span>between the Eastern<span> Christian </span>churches<span> (led by the patriarch of Constantinople, Michael Cerularius) and the </span>Western Church<span> (led by Pope Leo IX).</span>
Hello i can help you with this no problem<span />
