Answer:
Explanation: The Roman Empire was a primarily polytheistic civilization, which meant that people recognized and worshiped multiple gods and goddesses. Despite the presence of monotheistic religions within the empire, such as Judaism and early Christianity, Romans honored multiple deities
The answer here is meta-analysis.
We can see here that Dr O'Connor is using meta-analysis because she is examining the 170 studies that have been done on the topic to find out the truth that lies behind theses similar studies. Meta-analysis in essence is a statistical analysis done on the results of the previous studies on a certain topic or in a certain field as it combines all of those findings to get an overall result.
I believe the correct answer would be C. suffrage which refers to the people's ability to vote in a political election. This is the entire principle of representative democracy.