What was the pax romana

a. another name for the roman republic
b. another name for the roman empire
c. all of ancient roman history
d. a period of roman peace and prosperity

The correct answer would be option D. The Pax Romana is a period of Roman peace and prosperity.
 Pax Romana is a Latin which means "Roman Peace".

Pax Romana was the long period of peacefulness and minimal expansion by the Roman military force experienced by the Roman Empire after the end of the Final War of the Roman Republic and before the beginning of the Crisis of the Third Century.

The answer should be europe