What Is One of the Key Reasons Why Leaders Should

What is one of the key reasons why leaders should be vigilant about their use of power, and seek feedback as to the effectiveness of their behaviors?

A) Power can make people focus more on negative, threatening information rather than positive information.
B) Many leaders who have power engage in a more limited array of behaviors.
C) Leaders often have an egocentrically-biased view of themselves, believing themselves to be more fair, generous, and trustworthy than others evaluate them to be.
D) Those who lack power are often blindly trusting of those who are in positions of power.