How does an ellipsoid differ from a sphere in approximating the shape and size of the earth?

Drastic boundary changes can occur for all of the following reasons except for a. a shift in the way a river flows b. the collapse of a government system c. a conflict between two neighboring groups d. one country's decision to sell land to another country select the best answer from the choices provide

How are people today protected from wildfires like the large wildfires like the great fire of 1910are people today protected from large wildfires like the great fire of 1910? plz have the answer. this is important. you

Which of the following best describes the circumstance under which countries block the importation of certain products into their country? a. importation blockade b.trade barrier c.trade inhibitor d. domestic protection act