All of the following are duties (you have to do by law) of a citizen EXCEPT: A. Serve on a jury (jury duty).
B. Register to vote.
C. Attend school.
D. Register for military service, selective service (men).

d

explanation:

the treaty of brest-litovsk was a peace treaty signed on 3 march 1918 between the new bolshevik government of russia and the central powers (german empire, austria-hungary, bulgaria, and the ottoman empire), that ended russia's participation in world war i.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.