Which of the Following Statements Is True About the Historical

Which of the following statements is true about the historical trends in organization structure?

A) Japanese organizations historically have had more middle managers and taller structures than American organizations.
B) Over the past 25 years many American organizations have adopted flatter structures with wider spans of control.
C) As organizations grow and experience success, they tend to evolve into increasingly simple and lean structures.
D) Beginning in the early 1980s emphasis has shifted to the concept of a tall form and more staff from a flat form and a lean staff.
E) Toyota has historically had many levels of management than has General Motors, Ford, or Chrysler.