B.
The Twenty-third Amendment (Amendment XXIII) to the United States Constitution extends the right to vote in the presidential election to citizens residing in the District of Columbia by granting the District electors in the Electoral College, as if it were a state.
They ruled that the freedom of speech protection afforded in the U.S. Constitution's First Amendment could be restricted if the words spoken or printed represented to society a "clear and present danger."
It was because of the fact that European countries were allied to each other, that drew them into the conflict.
Militarism, or the building up of a nation's military, was done because Europe was nervous. Serbia built up it's military, which made Austria-Hungary nervous, so they built up their military, which made Russia nervous, so...and so on.
The legislative branch can make laws