How did the fall of the soviet union affect cuba’s economy?
cuba’s economy became stronger
cuba’s economy weakened.
cuba became the world’s strongest economy.
cuba became dependent on the united states.

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.