Sally Is Known as a Big Flirt Around the Office

Sally is known as a big flirt around the office. She often makes sexual innuendos to men at work, both co-workers and her subordinates although their work performance has not changed. What form of sexual harassment is this an example of?

A) hostile environment created by supervisors
B) hostile environment created by co-workers
C) hostile environment created by non-employees
D) This is not sexual harassment.