One of the reasons Spain spread Christianity in the Americas was to gain favor with Christopher Columbus. England. Portugal. the pope.

Option: The pope.

Explanation:

Spain introduced Christianity n the New World to gain favour with the Pope. Pope is considered to the head of the Catholic Church. Spanish spread Christianity because of the Dudum siquidem, issued in 1493 by Pope Alexander VI. The Papal Bull (Inter caetera) approved unclaimed lands to be found and turn the Natives into Christianity. The Pope ordered Christianity to spread in America because he believed in religious supremacy. Spain agreed to follow the request of the Pope to get recognition.

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.

the answer is a) to be able to obey them.