<em>It potentially infringed on American's civil liberties.</em>
<span>It is to protect the American state and its interests abroad</span>
D) <span>John Brown, an extreme abolitionist, tried to end the entire institution of slavery by attacking a federal armory in hopes to arm slaves in 1859—the raid failed.</span>
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.
The immediate cause of World War 1 is the assassination of Archduke Franz Ferdinand of Austria-Hungary.