Answer:
greatest racial reordering
Explanation:
Ask the Principle! the Principle has a map of her/his school for sure. And therefore could tell you the distance around your school.
Pyramids were built for the burial of Egypt's ruler. Many workers were hired for its building, it took at least 30 years to build one pyramid, so there were many workers and engineers.
The decision in Dred Scott v. Sandford i believe.
