The United States has about blank miles of the railroad tracks in 1850

Is there such a thing as a social structure that constrains individual action, or is society nothing more than a figment of our imaginations?

If u can vote in an election for a governor representative without political or religious restriction, where do you most likely live? a. isreal b. jordan c. lebanon d. syria plz

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.