The correct answer is C. each branch of government has power over the others.
This system is a consequence of the three branches government, checks and balances system determines that each of the three branches of the government can limit the powers of the others branches. This is a great way to ensure that no branch becomes too powerful. There are many examples of the checks and balances system, one of the most famous is the power of veto by the President and also the possibility of the legislative branch to override the veto.
