Answer:
I think it's #3
Explanation:
Hope this is right... Lmk if not ;)
I believe the answer is A (correct me if i'm wrong please)
Germanic tribes such as the Franks, Ostragoths, Vandals and the Visigoths were surrounding it and weakening it by spreading into their territory, and also it was having internal governmental issues and struggles for consolidation of power.
I think it’s b
Hope this helps