Which minority served as important “code talkers” during wwii?
a.) japanese americans
b.) native americans
c.) mexican americans
d.) african americans

B. Native Americans served as "code talkers" during WWII.

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.

the spanish  

hope this meaning spain btw