Two Former Sales Representatives of Amgen, a Biotech Company, Alleged

Two former sales representatives of Amgen, a biotech company, alleged the company strongly encouraged its salesforce to search confidential medical records in dermatologists' offices to find names of patients that would benefit from Amgen's drug Enbrel, a psoriasis treatment. After reporting this practice to the president, one rep was fired and the other resigned after receiving a poor performance review. Both sued Amgen, claiming they did not go along with the scheme because they objected to it as being unethical. The two sales representatives are

A) scabs.
B) cronies.
C) whistle-blowers.
D) contrarians.
E) ombudsmen.