Alexandrian Greeks placed an emphasis on Hellenistic culture, in part to exclude and subjugate non-Greeks. The law in Alexandria was based on Greek—especially Attic—law. There were two institutions in Alexandria devoted to the preservation and study of Greek culture, which helped to exclude non-Greeks.
The answers are:
Meriwether Lewis, William Clark and Sacagawea
In the early years of the 19th century, the time of the economic growth opened different opportunities to women. The right to suffrage was opened. Education was offered. Women accepted challenges on taking degrees of their choice.
Their education helped them become additional workforce in the state industries.