Answer:
I'm not sure, but either B or D
Explanation:
The Christian church could have survived without the Roman Empire, but it helped boost its popularity. D. Because it was one of the first Democraticish types of government that are still used today.
It's strength was it's military and the weakness would be it's navy...
Answer: they were masterless samurai
Explanation:
Its the Gold Rush which occured in 1848.
