How many continents were under Roman rule?

Three continents: Asia Minor, northern Africa, and most of Europe.

Explanation:

3

Explanation:

asia mnor,northern africia,Africa, an most of Europe

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity

d) in the state of iowa