B)Himalayan
Because due to tectonic plates, the subcontinent of India pushed into Asia created the Himalayan.
Answer: Varies
Explanation: One way is they can cooperate with nearby countries.
the Mayans devolved a hierarchical government ruled by kings and priest, they lived in independent city states consisting of rural communities and large urban ceremonial centers, there were no standing armies, but warfare played an important role in religion, power and prestige.
During the 17th and 18th centuries, the frontier for the British colonies of North Americas could usually be found at the "<span>b. Appalachian Mountains" since this was the area that most settlers were not inclined to pass.</span>
It is mostly for the protection of individual rights