Which of the Following Is True About Peer Review Methods

Which of the following is true about peer review methods of employee due process?

A) The trend to broaden employee rights through peer review boards is not supported by many major corporations.
B) They have been accepted, without reservation, by most managers from the very beginning.
C) The success of such methods is independent of top management support.
D) Control Data Corporation resisted using peer review because its unions favored the open-door policy.