Answer:
I believe the answer is Commission...
You're answer would be A.
<span>I would say:
B. Giuseppe Garibaldi's Redshirts defeated the Kingdom of the Two Sicilies.</span>
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.