Emigration in the Middle East, Either Temporary or Permanent, Has

Emigration in the Middle East, either temporary or permanent, has

A) often involved the economics of oil.
B) been the result of availability and access to the numerous religious shrines in the area.
C) been minimal, as all states in the region oppose any and all emigration in order to maintain their population resources.
D) been widespread between Muslim states but never between Israel and the Palestinians.
E) depended upon the availability of locally produced food supplies.