Answer:
Battle of Marathon, (September 490 bce), in the Greco-Persian Wars, decisive battle fought on the Marathon plain of northeastern Attica in which the Athenians, in a single afternoon, repulsed the first Persian invasion of Greece.
Explanation:
Answer: The Answer is A. the Children’s Bureau
Sorry i couldnt help you sooner :)
Explanation:
The better the climate ( temperature of weather ) the more people will want to live there. So they come, get a job and increase the economy.
I am sorry, i was looking up research and did not find a thing.