Final answer:
All of the options provided - security, guidance, and wisdom - are among the four interdependent dimensions of Stephen Covey's principle-centered leadership. Option D is correct.
Step-by-step explanation:
Stephen Covey's principle-centered leadership is defined by four interdependent dimensions: security, guidance, wisdom, and power.
When asked which one of them is a dimension of Covey's leadership model, the answer is D. All of the above. Security relates to one's sense of worth, Guidance involves the source of direction in life, Wisdom is the perspective to make sound decisions, and Power is the capacity to act.
So Option D is correct answer.