5) Explain how the system of checks and balances makes sure that no one branch of government gets too powerful.

the government has checks and balances  on each branch of government and on each other one branch might make sure another branch doesn't get to powerful and a the same time make sure a different branch does not overthrow the rest

Explanation:

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.

it was bribing i think i might be wrong though