HELP!! What technique did manufacturers use to increase efficiency between manufacturing steps?
O A. Advertising
O B. Normalcy
O C. Assembly lines
D. Fordism

Which of the following is an example of a concurrent power? a. when a group of states work together to regulate interstate commerceb. when a federal law enforcement agency state policec. when a state creates a treaty with a foreign governmentd. when a local government collects taxes on imports