Question

Which of the following caused the decline of the Roman Republic?

A.Patricians displaying their wealth


B.The establishment of Pax Romana


C.Invasions and attacks by the Greeks and Phoenicians


D.Octavian defeating Mark Antony at the Battle of Actium

Answer 1

C
because at about 300AD the Roman Empire had mostly barbarian-trained soldiers, much less effective than professionally trained in the previous centuries