Answer:
invansions by barbarian tribes
the most straightforward theory for the western rome collaspe pins the fall on a string of miltary
Answer:
the Native Americans attack's and injury and disease
Explanation:
those were the obstacles they experienced.
Answer:
Before 1849, relatively few people live there.
Explanation:
just took the test and got it right.
Answer:
B Social Security
Explanation:
It is Federally funded therefore a federal program. It covers retirement and disabled people.