Free markets based on supply and demand is an application of natural law to the government's role in the economic lives of it's citizens.
Most likely because in poor, rural areas, public schools are scarce/ not easily available, and so sending a girl to school is not as prioritized as sending a boy to school, since a boy can start working and be a "breadwinner" for the family sooner than a girl.
Germany I believe. Should be the answer
A. It brought them domestic animals they had never seen before.
<span>crossed over the Bering Land</span>