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.
When talking about democracy, 'indirect rule' refers to parliamentary (representative) democracy, where people elect representatives to make policy and govern the state. Direct rule refers to a more direct form of democracy, were the people directly influence policy making, actually through majority rule.
But only if you talk about democracy
They were diring from colds the flu or smallpox
People began to think independently of religious authority.