La economía de los estados unidos después de la primera guerra mundial se basó en gran parte en

im not sure what your asking for but this is what it says when translated :)

(The economy of the United States after the First World War was based largely on)

the social contract theory

answer: refers to a diverse array of media technologies that reach a large audience via mass communication. the technologies through which this communication takes place include a variety of outlets. your welcome i hope you me out in the future : (

explanation: