EVERYONE I NEED A 100%/A ON THIS QUIZ BECAUSE ITS THE LAST ONE OF THE SCHOOL YEAR! PLEASE ANSWER IN THE NEXT 5 MINUTES!!!! I WILL MARK BRAINLIEST!!!

What made the Western Roman Empire vulnerable to invasion from the Goths?

It was cut off from key trade routes.
It suffered from instability and civil war.
It had a large supply of grain that others wanted.
It had many ships that other groups wanted to seize