what treats to us citizens related to the second and fourth amendments have emerged in the 21st century that the drafters of us constitution couldn't have foreseen

Which term describes a possible explanation of, or answer to, a scientific question that is based on prior knowledge or research and that is testable?

The authuor says that in some town hall meeting several thousand citizens might attend and vote . what would you do to make sure a town hall meeting of that many people would run smmothly

The form the boundary between north and south china. a. himalayan mountains c. change river b. xi river d. qinling shandi mountains