What two documents are at the center of roman law?

a. the twelve tables and the code of justinian
b. the ten commandments and the twelve tables
c. the twelve tables and the biography of julius caesar
d. the code of hammurabi and the code of justinian

the hereditary right of a monarch to rule from the mandate of heaven

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.