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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

What is the northern most national park in the world

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles