14. how are most native american tribes grouped? a. by the language they speak b. by the way they get their food c. by the religion they practice d. by the way they travel

Native American tribes are grouped by the language they speak. For example, the Apaches are a group of several tribes that all speak the same language.

They made a checks and balance system to equal power within the branches. the "check" meant that one branch would watch one branch and "balance" them if they were too powerful. if you want more info on this, i would just google checks and balance system.