Definition: - es. this is where two lithospheric plates meet and crash or crunch together. this process
is responsible for mountain building, earthquakes, and volcanoes.

The theory is land mass basically what they said.

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.