This is the name for an ecosystem that is characterized by wide, expansive grasslands and sparse amount of trees

Which best describes why it is necessary to evaluate a solution?

This is the mountain range known as the alps. which of these statements regarding the alps is true? a) the alps are the largest mountain range in asia. b) the alps protect the roman empire from invasion. c) the alps were key in preventing england from being conquered in warfare. d) the alps prevented the roman empire from taking control of most of europe.

What would you call a political system that is only meant to last for a short time