The statement that best describes what happened when Constantine tried to establish New Rome is: He was successful in building a new political center in the East, unified by the Christian religion.
Even Until today, the residual of Constantine's territory still remained as the center of the christian culture in the world. We most commonly know it as the Vatican city.
They didnt invent the astrolabe!
For Plato users the answer is A. "to make them less expensive to build."
I hope this helped!(:
