Answer: B is correct.
Explanation: there were many who wanted to follow isolationism arguing that the war was problem of Europeans, there were also those (many Americans were of European origin with their roots in different corners of the Old continent). Situation changed and USA (country of European origin and roots) entered the war and continued engaged in (especially) European security policy.
There were many reasons for the Westward Expansion that conducted masses of Americans in the 19th century to the West. The most important were:
1) JOB OPPORTUNITIES.
2) MORE LAND.
3) MORE FARMING POSSIBILITIES.
4) FASTER TRANSPORTATION.
5) FREEDOM FOR RUNAWAY SLAVES.
Great Britain gained control of the Suez Canal in 1875 even though it did not finance or participate in its construction. Egypt found themselves in debt so they sold their shares of the Suez Canal to Great Britain.
The battle of Marathon took place on 490 BC in Athens Greece.
Hope I helped!
- Debbie
Are you asking what they depended on to make money?