The countries surrounding the Persian Gulf are the richest in oil supplies. This oil wealth in the Middle East is the main driving force of their economy.
It would be a or d because it was during in the byzantine time
One would be <span>Closely followed the policies of his precedessor and patron Andrew Jackson and was a key organizer of the Jacksonian Democratic Party</span>
Salt. Duh. And aligators.
Hope this helps! :)
c i believe would be the answer