The answer would be mixed economy
The correct option is: "OPPRESSIVE"
Friedrich Engels was a philosopher, sociologist, journalist, revolutionary and German socialist theoretician. Engels was the son of the owner of a major textile factory in Manchester, England. Friend and collaborator of Karl Marx, was coauthor with this works like The situation of the working class in England (1845) and the Manifesto of the Communist Party (1848), fundamental for the birth of Marxism and the socialist, communist and union. He was political leader of the First International (1864) and the Second International (1889). He also helped Marx financially to publish Capital in 1867, and after his death, he edited the second and third volumes. In addition, Engels organized the notes of Marx to compose Theories on surplus value, which he later published as "fourth volume" of Capital.
He was an American labor leader and civil rights activist
The answer is yes. The Greco-Roman legal tradition continue to have a strong positive influence on modern law and society. They greatly influenced the modern world with the creation of laws, development of democratic government practices, influences in languages, literature, arts, infrastructure, and city planning.