Fertile farmland is the answer
The Great Schism was between the B) Greek Orthodox Church and the C) Roman Catholic Church. This started at the beginning of the 11th Century and was a break of the communion, due to theological disputes regarding the Holy Spirit, whether leavened or unleavened bread should be used, the Pope's claim to universal jurisdiction and the place of Constantinople in relation to the Pentarchy.
In an oligarchy, the government is controlled by a few people. Democracy allows everyone to have a say in how the government is run.
The 9th Amendment states that even though the Constitution lays out a litany of specific and enumerated rights, it does not limit the people to only having those rights.
In short, the people have more rights than the ones that are specifically listed in the Constitution & Bill of Rights.