Which of the Following Would Potentially Increase Someone's Power Through

Multiple Choice

Which of the following would potentially increase someone's power through non-substitutability?

A) Avoiding documenting unique knowledge about organizational processes.
B) Increasing the number of people affected by your work.
C) Increasing the amount of autonomy granted to you to accomplish your work.
D) Using impression management strategies to increase your popularity with colleagues.
E) All of these.