De una organización cludadana llamada alianza civica,
Siglas del Movimiento de grupos indígenas de
Chiapas que se levantó en armas el 01 de enero
de 1994 en contra del gobierno para exigir el
reconocimiento y respeto a sus derechos.

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.

hi, according to my research the answer to the first question would be false. al tabari was the author of the first medical encyclopedia & he was a persian scholar not arab