Which of the following statements is true? Question 9 options: a) Feedback approaches to coordination may use a supervisor to direct employees as they are carrying out their work. b) Feedback approaches to coordination may involve two or more workers exchanging information about their work performances as they are engaging in that work. c) Feedback approaches to coordination require more effort and allow for more flexibility than do programmed approaches to coordination. d) Both b and c e) All of the above