Answer:
NATO - 4th description U.N. - 2nd description E.U. - 1st description Arab League - 3rd description WTO - 5th description
Explanation:
WTO - an international organization that
regulates international trade among its
over 160 member nations
Arab League - a regional organization that
promotes cooperation among several
African and Middle Eastern nations
E.U. - a regional organization creating a
political and economic alliance between
several European nations
U.N. - an international organization
formed in 1945 to promote international
cooperation and peace
NATO - a military alliance between the
United States and several North
American and European nations