Which of the Following Is an Example of Whistle-Blowing

Which of the following is an example of whistle-blowing?

A) Niobi,an employee of Glesnt Co. ,complains to her project manager about the sexual advances that Brent,her supervisor,makes on her.
B) Rupert files a product liability suit against SilkSmooth Co. ,a shampoo manufacturer,because its use caused his hair to fall out.
C) Joan,an employee of Pierce International-a financial services firm-reports illegal accounting practices to the Security and Exchange Commission.
D) Linda files a complaint to the Employee Equal Opportunity Commission against Jueruie Co.after she was rejected in the interview based on her gender.
E) Noah,a customer of Cone Inc. ,complains about the bad customer service he received for the products he bought.