In which region of the united states are the majority of the country's fastest-growing metropolitan areas?

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

Suggest two reasons why irrigation is important for human development of the desert

Suggest two reasons why irrigation is important for human development of the desert (4 marks)