Why did farming develop between the Tigris and Euphrates rivers?

Which was an effect of the establishment of the european union

Banks offer services such as checking and savings accounts. what do banks do with most of the money they receive in deposits from customers? a) they loan it out to other customers. b) they spend it on new banks in other places. c) they keep it in a locked, secured vault in the bank. d) they send it to the federal reserve in washington, d.c.

Oil is a renewable resource can be used directly from the ground is the least polluting energy source must be removed from the earth using drills