All modern firearms have three basic us apart what are these parts

Don’t mind the already marked answer but taking it now

Which two tribes were closely related allies of the wichita? a. the lions and the kiowa apache b. the kadohadacho and the pawnee c. the osage and the quapaw d. the tawakoni and the waco

Jefferson davis was the president of the united states of america during the civil war. true or false?