1.Natural rights are those that are not dependent on the laws, customs, or beliefs of any particular culture or government, and are therefore universal and inalienable (i.e., rights that cannot be repealed or restrained by human laws).
2.In moral and political philosophy, the social contract is a theory or model that originated during the Age of Enlightenment and usually concerns the legitimacy of the authority of the state over the individual.
3. Thomas Jefferson
1.Separation of powers refers to the division of a state's government into branches, each with separate, independent powers and responsibilities, so that the powers of one branch are not in conflict with those of the other branches.
2.Legislative, Executive, Judicial
3.James Mansion
Sorry but I only have the answers to the first page