The creation of the first and second triumvirates in rome during the 1st century b. c is evidence that

During the First triumvirate the political order was in chaos and the Republic was in a serious difficulty moment. Basically what happened during the First and second Triumvirates in Rome was that the leaders of Military forces appropriated illegally of the power started to dominate the Roman.

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.