Answer:
The environment interaction of humans show how humans react and live with the surrounding environment it hence the study of human environment interaction is very important to see and understand the economic geography of Arabian Peninsula.
During the reign of Muhammad there was a total lack of any political organisation at that time and sense the area was drive for most part of the Year the human settlements were not flourishing either ways.
The crust of this area all the has abundant oil supply but this was not very worthy at that time since human settlements needed natural resources to survive on.