Why are checks and balances and separation of powers necessary?

checks and balances let each branch of government not gain too much power over the other, separation of powers has the same concept so not one individual or one group has all the power to make all the choices. They all work together and if someone over steps checks and balances are there to ensure order

Explanation:

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office

i believe the correct answer is b.