Discuss why the principles of separation of powers and checks and balances are necessary in order to create a
government with limited power.

To make sure no body even  the president gets too much power

Explanation: if one branch of government gets too much power it might lead to violation of citizens rights, that branch of government might do something unconstitutional and who ever is doing it might be removed from power via impeachment

can you explain it better

answer; the correct answer is (composition);