Question

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Answer 1

9. A plateau is an $\bf\underline{Table-top}$ flat land

10. Some of the largest plains are made by the rivers are found in$\bf\underline{Asia \: and \: North \: America}$

11. $\bf\underline{Natural \: Calamities}$ such as earthquakes, Floods, volcanic eruptions, and storms cause widespread destruction.