1 and 4 are the best choices since The barbarian attacks killed many romans and the Huns sacked hundreds of cities in the Roman Empire and caused chaos. I also believe 4 is another reason for the decline, since the religion started about 400 years before the fall of the empire and sparked many different believes and divided the Empire through religion.
He got shot while he was at the motel.
Answer:
a. "Safety in numbers"
Explanation: They stayed in wagon trains together to be more protected and to make sure no one got stolen by Native Americans.