the correct answer is
b. a ruling family that remains in power for many years
i took the test ...
Answer:
True!! The correct answer
Explanation:
Because the US had a great geographical location which shileded them from immediate contact with any military force. This was one thing, another thing was that they were lending money to the different European nations which they had to return after some time. All of this enabled the US to catapult itself and become a world power.