I do not have your choices of "the following" Here are some reasons I learned: Christianity, empire was too big and became hard to manage, there were many nonromans attacking parts of empire- Goths, the emperors themselves were weak or insane intrigue was rampant.
At the end of WWII the Soviets<span> realized that the fundamental differences between them and the US were too great and</span>
Answer:
He believed Iraq had WMDs that Hussein might give to terrorists.
Explanation:
Anwser B eight days
I hope I helped in some way