Which of the following is a basic characteristic of all economic systems?

Protecting and assisting  u.s. citizens  living or traveling abroad; assisting u.s.  businesses  in the international marketplace; coordinating and providing support for international activities of other u.s. agencies (local, state, or federal government), official visits overseas and at home, and other diplomatic efforts.keeping the public informed about u.s. foreign policy and relations with other countries and providing feedback from the public to administration officials.providing  automobile registration  for non-diplomatic staff vehicles and the vehicles of diplomats of foreign countries having  diplomatic immunity  in the united states

The  pharaoh  was at the top of that pyramid. in the level below were nobles, priests, and officials. they the  pharaoh  govern egypt. so did soldiers, who fought battles for their ruler, and scribes,  who kept records  for the government and the temples. i know this