The correct answer is A. Augustus Caesar
Explanation:
In the Roman Empire History, the Pax Romana was a period between 27BC to 180AD during which the Roman Empire was mainly stable and was not involved in any or conflicts with others. This period begins as Augustus or Augustus Caesar ascended to the power after defeating Mark Antony and ended as Marcus Aurelius who was another emperor after August died. Additionally, for this empire, the Pax Romana was one of the most important periods as during this the empire covered multiple territories and was prosperous in terms of economy and society especially as Augustus created different institutions including police forces and also build and restore different police architectural structures ideas that continued with other emperors. Considering this ti can be concluded the period of Pax Romana began under Augustus Caesar.
