He designed the Sunderland Bridge over the Wear River at Wearmouth, England
D. It allows citizens of many European countries to freely travel across the continent.
Answer:
When Constantine attempted to set up "New Rome", he succeeded in making a new political center in the East, unified by the Christian religion. To add, New Rome was a name given by the Roman Emperor Constantine the Great in 330 AD to his new imperial capital at the city on the European coast of the Bosporus strait.
Answer:
some slaves got better jobs which came with less hard labor
Explanation: