Mark the statement if it correctly describes the beginning of the decline of the roman empire

I just took the test! :D

*Incompetent rulers place huge tax burdens on the Roman citizens. (Correct!) |^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|

*The soldiers hired on the the frontiers were not willing to go defend other parts of the empire. (Correct!) <

*Soldiers in the outer parts of the Roman Empire often supported local commanders instead of the emperor. (Correct!) <

*Regardless of the strength of the emperors, the Roman army was unable to hold back barbarian invasions from the south and west. (INCORRECT!!!)

hello,

what started the norman conquest?

profound political, administrative, and social changes in the british isles. last line of my information: )