Which of the Following Statements Accurately Describes an Organising Trend

Which of the following statements accurately describes an organising trend in the modern workplace?

A) Organising practices are in a state of change, as new structures are developed to respond to increasingly competitive environments.
B) Customers are put on top, served by workers in the middle, who are supported by managers at the bottom.
C) Included among contemporary workplace organising trends are shorter chains of command, less unity of command, wider spans of control, more delegation and empowerment, decentralisation with centralisation and reduced use of staff.
D) All of the options listed
E) None of the options listed