The first amendment prevents the Congress from making laws respecting an establishment of religion
Many of the European thinkers of the Enlightenment period were greatly influential to the Founding Fathers, especially Jefferson, who used Locke's ideas when writing the Declaration of Independence.
Everyone would be rasit and hate all basically it be the purge
Any practices should best be based on a research - this is the correct answer. (a. child development and research) Research is the best source of actual knowledge, rather than people's best guesses (people's best guesses might lead government regulations, but it would be better if they also followed research results.).
3) Nelson Mandela. Hope this helps (I would research him though just in case)
