Please help!! How is the power of government limited by Separation of Power and Checks and Balances?

Separation of powers, therefore, refers to the division of government responsibilities into distinct branches to limit any one branch from exercising the core functions of another. The intent is to prevent the concentration of power and provide for checks and balances.

answer placeholder because the system is messed up

i think the answer is : the declaration of rights and grievances

hope i

-lavira : )