What is a system of the checks and balances how dose it protect the people of this country

With checks and balances each of the three branches of government can limit the powers of the others. This way, no one branch becomes too powerful.it prevents each individual branch from reigning over you like a tyrant.

a: social security and social programs

a factory opens that mass-produces light bulbs.

explanation:

not sure if that's an answer to your questions but this is an example! : )