In the federal and state levels of government, which branch is responsible for passing the budget before having it signed by an executive? A.
joint branch
B.
judicial branch
C.
official branch
D.
legislative branch

Democracy and darwinism would be my answer.

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.

Population growth is one way