A parent function is the simplest function of a family of functions. For the family of quadratic functions, y = ax2 + bx + c, the simplest function of this form is y = x2.
Fundamental Rights. The U.S. Supreme Court has made clear that a state can impose residency requirements as a condition of eligibility for fundamental rights only under certain circumstances. A fundamental right is any right that is guaranteed by the U.S. Constitution.
Natural rights refer to the right to do (and it is by the nature of being human that humans have rights, which is how human rights and natural rights get equated).