Refer to the map. Map of the Inca Road System in South America in the 1400's. A key notes the shaded region as the Inca Empire. Lines represent Inca roads. Major Inca cities are labeled with large dots.

Which of the following best describes a common effect of the Inca road system and the Silk Road on their respective regions?

Both enabled a single empire to conquer the peoples along the route.
Both unified the peoples along the route under a central government.
Both brought about intercultural exchange among the peoples along the route.
Both made products from other continents available to the peoples along the route.

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

“what were the main causes for the decline of the roman empire? ”

Iwould say reserved if i were you