Answer:
i believe the answer is C, population density
Explanation:
Answer:
It is perhaps surprising to learn that the Roman Empire is only around the 28th largest in history. It punches above its weight in terms of influence. Its sheer physical size shouldn’t be underestimated, however. It grew to around 1.93 million square miles, containing about 21 per cent of the world’s population (by an estimate) at its greatest extent in the early second century.
Explanation:
Answer What effect did advances in paper, printing, and photography have on publishing and journalism? is.....
Explanation: They were able to get their books, journals, photos out to the public to further education. They wanted everyone to have these books and they now had the opportunity to print them for those who would want it and so since thay did this people could get coppies of the books
Energy, which causes the built up pressure. :)
The answer is the third one