The trail lines on the map above represent the trails taken by pioneers migrating to the West. What was the likely effect of these trails on the western regions? (1 point) Group of answer choices

Over time, development occurred all along the trails not just at the end.

The trails had little impact on the regions and quickly disappeared after the rush.

Along the way, settlers destroyed the land and polluted all the natural resources.

Once they reached the end, settlers returned to various points along the trail they liked better.

The ancient greek city-state of sparta was run as an oilgarchy, meaning

One day as your professor is driving to work, another driver runs through a red light and hits his car. the professor is shaken up but survives the accident. however, the next time he starts to enter the intersection,he becomes nervous and fearful. soon,he starts going to work via another route to avoid the intersection even though this route adds twenty minutes to his commute in each direction. according to the principles of classical conditioning, why does the professor become scared of the previously harmless intersection? what can he do about this, as going via other route is very time consuming? be specific. break down the situation into its parts and show how the principles of learning apply.

What does the second video tell you about life in the united states compared to life in russia?