ILL MARK BRAINLIEST PLEASE ANSWER ONLY IF YOU KNOW

A:    

Economic and Social:

People did not pay taxes so the government did not have money for services and their army

Food shortages

Over Relied on slaves as a labor force and did not innovate technology

Constant war destroyed farmland  

Education was expensive so many poor Romans were not educated and informed about civic matters.

Military:

Constant war mainly towards the north northeast eastern borders against Barbarian tribes.

Did not have enough soldiers so often hired mercenaries

Mercenaries were not as well trained

Mercenaires often were loyal to individual leaders so this created independent powers

Political

Empire was too massive which made it hard to govern so news from regions about issues took time to arrive to officials

Corruption was rampant among politicians which made citizens less patriotic and no longer felt a duty to the empire.

Political Instability with the rise of the Eastern Empire

a memoir is the correct answer