Areason that christian churches in rome and constantinople began to diverge was they could not agree on
a. whether to hold services in latin or greek.
b. whether to preserve the writings of greek scholars.
c. what to do to stop the spread of persistent plague.
d. how best to offer religious education services.

The correct answer is A) whether to hold services in Latin or Greek.

A reason that Christian Churches in Rome and Constantinople began to diverge was they could not agree on whether to hold services in Latin or Greek.

The Churches of Rome or in Bosphorus, Constantinople, had similitudes but with time there were major differences. One of the main differences they had and probably was one of the reasons of the schism of 1054  that provoked the split in the Eastern Christian churches was that Christian Churches in Rome and Constantinople began to diverge was they could not agree on wheter to hold services in Latin or Greek.  

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.