What is NOT an example of the disadvantages and limitations of participation according to Leadership in Organizations by Yukl?

Michael notices that Dwight has been more inclined to sharing his opinions $($about EVERYTHING$)$ after Michael started implementing the participative design at the office.

Since Michael implemented the participative design model in the office, Phyllis has become increasingly less impressed with his competency as a manager.

Michael wants to use a participative design in the office for a large sale, but the sale is tomorrow and he is worried it will take too much time. After Michael implemented the participative design model in his office, he has noticed that his employees were more independent and did not need his help as much on projects.