Answer:
it was both good and bad for them. it was bad because they were limited to national imports and exports only. they had to rely on the little resources they had on their islands alone to survive. When they were finally ready to become unisolated and join the rest of the world, they were really far behind on their industrial era. it was good for them because it meant very little conflict with other nations.
hope this helps
For a fallen economy to start and so no one will rule all of a country
the answer is C. the settlement of the frontier has defined American history.
Secretary of State Henry Kissinger... hope it helps