What is the land left behind after buildings are demolished 

Yo! a girl out ! i will give brainliest! hu one of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.

What border separates sonora and chihuahua national border state border physical boundary natural boundary

The inner planets mercury, venus, earth, and mars were formed by