Which of the following statements is correct regarding whistle blowing and whistle blowers?

		a. Norman Bowie, the famous ethicist, claims that one should not consider the chance of success when deciding to blow the whistle.
		b. According to empirical research, employees never blow the whistle in order to seek revenge against an employer they don't like.
		c. Whistle blowing is always financially lucrative for whistleblower.
		d. Whistle blowers are defined as individuals who are current or past employees of a firm that they are complaining about.