Which school of jurisprudential thought is reflected in documents such as the u. s. constitution, the magna carta, and the united nations charter?

Ithink the answer is a i’m just trying to others

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 answer would be a. i am not 100 percent sure but i think its correct.