Answer:
Correct answer is C. creating influential art and writing.
Explanation:
Option A is not correct answer as slavery existed in Rome until the last days of existence.
Option B is not correct as most of the Empires before the Roman were polytheistic, including Egyptian, Assyrian...
Option C is correct as Roman artists and writers made a large impact on European art, especially in the period of Renaissance.
Option D is not correct as in certain period Romans were not allowing religious freedom. The best example for that is Christianity until the 4th century.
