Whistle-Blowers Generally "Blow the Whistle" on Corporate Misbehavior Because of What

Whistle-blowers generally "blow the whistle" on corporate misbehavior because of what three attributes?

A) Their attitude is strong and vengeful,and their holder want to go public with it.
B) Their attitude is extreme,certain,and derives from personal experience.
C) Most whistle-blowing incidents stem from personal disagreements between management and the whistleblower.
D) Their attitude is extreme and long-held,and combined with a fearless personality.
E) Their attitude is risk-seeking,dynamic,and ruthless.