How does the united states governemnt have an impact on the land within it's borders? Need help

just finished this it is b. centrifugal force

because he created electricity

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.

i would say it is the roman empire europe after the norman conquest.