The correct answer to this open question is the following
News channels such as CNN or Fox are best used as a valid source of information to know what is happening in the country and the world today. These news channels provide information on many issues such as politics, economics, foreign affairs, culture, social, and wheater. They represent valid sources of information in that they have a group of reporters that work directly with official sources and they do their own research to broadcast national and international news on a daily basis, 24/7.
The principle of federalism allows states to have power too. The system of checks and balances keeps the military in control and is necessary to protect our country against enemies. The system of checks and balances will ensure Congress does not abuse it's power.
