Answer:
1. Seal - cutting, Jewelry, Glassware, Mosaics, Pottery, Frescos, Statues, Monumental architecture, Epigraphy and coins.
2. With soaring logistical and admin costs and no precious metals left to plunder from enemies, the Romans levied more and more taxes against the people to sustain the Empire.
3. Over time, the Christian Church and faith grew more organized. In 313 AD, the Emperor Constantine issued the Edict of Milan, which accepted Christianity: 10 years later, it had become the official religion of the Roman Empire
I hope this helps ^_^
