Wind is the agent of erosion that creates sand dunes. The wind blows grains of sand into a sheltered or otherwise secure location, allowing gradual accumulation.
A) <span>In a presidential democracy, the president is elected by representatives from each region while in a parliamentary everyone votes</span>
They knew hit and run attacks called guerrilla warfare
Nationalism can inspire people to pursue self-rule when a nation is not independent such as in the case of the Kurdish people. however, typically a nation is independent already.
I would say that a greater cultural awareness is the best a answer- it's a positive factor so it can be understood as the nation's growth.
Nationalism can also lead to wars, but that's not a growth
