Which three choices are positive effects of the Pax Romana ("the time of Roman peace"), which lasted from around 27 BC u
- The Colosseum , the empire expanded, and more public works .
- Slavery was abolished, the Colosseum was built, and the empire expanded.
- Emperors waged wars, more public works, & the fewer farmers were needed
- Christianity was banned, the society became classless, and the Colosseum.