Which One of the Following Is a Substantive Culture-Changing Action

Which one of the following is a substantive culture-changing action that a company's managers can undertake to alter a problem culture?

A) Identifying aspects of the present culture that pose problems.
B) Revising policies and procedures in ways that will help drive cultural change and replacing senior executives who are strongly identified with the old culture and may be stonewalling needed changes.
C) Empowering employees to adopt whatever new work practices they believe will be an improvement.
D) Making a concerted effort to turn the company's core competencies into distinctive competencies.
E) Shifting from decentralized to centralized decision-making so as to give senior executives more authority and control in driving cultural change.